diff --git a/.flexiblas.metadata b/.flexiblas.metadata
new file mode 100644
index 0000000..87bcd53
--- /dev/null
+++ b/.flexiblas.metadata
@@ -0,0 +1 @@
+e4cbee0532ac401b4d0095433dd712c5c598852b SOURCES/flexiblas-3.0.4.tar.xz
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..5f62dbc
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+SOURCES/flexiblas-3.0.4.tar.xz
diff --git a/SPECS/flexiblas.spec b/SPECS/flexiblas.spec
new file mode 100644
index 0000000..fd7a092
--- /dev/null
+++ b/SPECS/flexiblas.spec
@@ -0,0 +1,449 @@
+%bcond_without system_lapack
+%bcond_without atlas
+%bcond_without blis
+%bcond_without openblas
+
+%if %{with openblas}
+%global default_backend openblas-openmp
+%else
+%global default_backend netlib
+%endif
+%global default_backend64 %{default_backend}64
+
+%global major_version 3
+%global minor_version 0
+%global patch_version 4
+
+Name: flexiblas
+Version: %{major_version}.%{minor_version}.%{patch_version}
+Release: 5%{?dist}
+Summary: A BLAS/LAPACK wrapper library with runtime exchangeable backends
+
+# GPLv3 with an exception for the BLAS/LAPACK interface
+# https://www.gnu.org/licenses/gpl-faq.en.html#LinkingOverControlledInterface
+# libcscutils/ is LGPLv2+
+# contributed/ and test/ are BSD
+License: GPLv3 with exceptions and LGPLv2+ and BSD
+URL: https://www.mpi-magdeburg.mpg.de/projects/%{name}
+Source0: https://csc.mpi-magdeburg.mpg.de/mpcsc/software/%{name}/%{name}-%{version}.tar.xz
+
+BuildRequires: make, cmake, python
+BuildRequires: gcc-fortran, gcc-c++
+%if %{with system_lapack}
+BuildRequires: blas-static, lapack-static
+%endif
+%if %{with atlas}
+BuildRequires: atlas-devel
+%endif
+%if %{with blis}
+BuildRequires: blis-devel
+%endif
+%if %{with openblas}
+BuildRequires: openblas-devel
+%endif
+
+%global _description %{expand:
+FlexiBLAS is a wrapper library that enables the exchange of the BLAS and
+LAPACK implementation used by a program without recompiling or relinking it.
+}
+
+%description %_description
+
+%package netlib
+Summary: FlexiBLAS wrapper library
+Requires: %{name}%{?_isa} = %{version}-%{release}
+Requires: %{name}-%{default_backend}%{?_isa} = %{version}-%{release}
+
+%description netlib %_description
+This package contains the wrapper library with 32-bit integer support.
+
+%package hook-profile
+Summary: FlexiBLAS profile hook plugin
+Requires: %{name}%{?_isa} = %{version}-%{release}
+Requires: %{name}-netlib%{?_isa} = %{version}-%{release}
+
+%description hook-profile %_description
+This package contains a plugin that enables profiling support.
+
+%package devel
+Summary: Development headers and libraries for FlexiBLAS
+Requires: %{name}%{?_isa} = %{version}-%{release}
+
+%description devel %_description
+This package contains the development headers and libraries.
+
+%if %{with atlas}
+%package atlas
+Summary: FlexiBLAS wrappers for ATLAS
+Requires: %{name}%{?_isa} = %{version}-%{release}
+
+%description atlas %_description
+This package contains FlexiBLAS wrappers for the ATLAS project.
+%endif
+
+%if %{with blis}
+%package blis-serial
+Summary: FlexiBLAS wrappers for BLIS
+Requires: %{name}%{?_isa} = %{version}-%{release}
+
+%description blis-serial %_description
+This package contains FlexiBLAS wrappers for the sequential library compiled
+with a 32-integer interface.
+
+%package blis-openmp
+Summary: FlexiBLAS wrappers for BLIS
+Requires: %{name}%{?_isa} = %{version}-%{release}
+
+%description blis-openmp %_description
+This package contains FlexiBLAS wrappers for the library compiled with
+OpenMP support with a 32-integer interface.
+
+%package blis-threads
+Summary: FlexiBLAS wrappers for BLIS
+Requires: %{name}%{?_isa} = %{version}-%{release}
+
+%description blis-threads %_description
+This package contains FlexiBLAS wrappers for the library compiled with
+threading support with a 32-integer interface.
+%endif
+
+%if %{with openblas}
+%package openblas-serial
+Summary: FlexiBLAS wrappers for OpenBLAS
+Requires: %{name}%{?_isa} = %{version}-%{release}
+
+%description openblas-serial %_description
+This package contains FlexiBLAS wrappers for the sequential library compiled
+with a 32-integer interface.
+
+%package openblas-openmp
+Summary: FlexiBLAS wrappers for OpenBLAS
+Requires: %{name}%{?_isa} = %{version}-%{release}
+
+%description openblas-openmp %_description
+This package contains FlexiBLAS wrappers for the library compiled with
+OpenMP support with a 32-integer interface.
+
+%package openblas-threads
+Summary: FlexiBLAS wrappers for OpenBLAS
+Requires: %{name}%{?_isa} = %{version}-%{release}
+
+%description openblas-threads %_description
+This package contains FlexiBLAS wrappers for the library compiled with
+threading support with a 32-integer interface.
+%endif
+
+%if 0%{?__isa_bits} == 64
+%package netlib64
+Summary: FlexiBLAS wrapper library (64-bit)
+Requires: %{name}%{?_isa} = %{version}-%{release}
+Requires: %{name}-%{default_backend64}%{?_isa} = %{version}-%{release}
+
+%description netlib64 %_description
+This package contains the wrapper library with 64-bit integer support.
+
+%package hook-profile64
+Summary: FlexiBLAS profile hook plugin (64-bit)
+Requires: %{name}%{?_isa} = %{version}-%{release}
+Requires: %{name}-netlib64%{?_isa} = %{version}-%{release}
+
+%description hook-profile64 %_description
+This package contains a plugin that enables profiling support.
+
+%if %{with blis}
+%package blis-serial64
+Summary: FlexiBLAS wrappers for BLIS (64-bit)
+Requires: %{name}%{?_isa} = %{version}-%{release}
+
+%description blis-serial64 %_description
+This package contains FlexiBLAS wrappers for the sequential library compiled
+with a 64-integer interface.
+
+%package blis-openmp64
+Summary: FlexiBLAS wrappers for BLIS (64-bit)
+Requires: %{name}%{?_isa} = %{version}-%{release}
+
+%description blis-openmp64 %_description
+This package contains FlexiBLAS wrappers for the library compiled with
+OpenMP support with a 64-integer interface.
+
+%package blis-threads64
+Summary: FlexiBLAS wrappers for BLIS (64-bit)
+Requires: %{name}%{?_isa} = %{version}-%{release}
+
+%description blis-threads64 %_description
+This package contains FlexiBLAS wrappers for the library compiled with
+threading support with a 64-integer interface.
+%endif
+
+%if %{with openblas}
+%package openblas-serial64
+Summary: FlexiBLAS wrappers for OpenBLAS (64-bit)
+Requires: %{name}%{?_isa} = %{version}-%{release}
+
+%description openblas-serial64 %_description
+This package contains FlexiBLAS wrappers for the sequential library compiled
+with a 64-integer interface.
+
+%package openblas-openmp64
+Summary: FlexiBLAS wrappers for OpenBLAS (64-bit)
+Requires: %{name}%{?_isa} = %{version}-%{release}
+
+%description openblas-openmp64 %_description
+This package contains FlexiBLAS wrappers for the library compiled with
+OpenMP support with a 64-integer interface.
+
+%package openblas-threads64
+Summary: FlexiBLAS wrappers for OpenBLAS (64-bit)
+Requires: %{name}%{?_isa} = %{version}-%{release}
+
+%description openblas-threads64 %_description
+This package contains FlexiBLAS wrappers for the library compiled with
+threading support with a 64-integer interface.
+%endif
+%endif
+
+%prep
+%autosetup -p1
+
+%build
+%if %{with system_lapack}
+rm -rf contributed
+%endif
+%cmake -B build \
+ -DCMAKE_INSTALL_PREFIX=%{_prefix} \
+%if %{with system_lapack}
+ -DSYS_BLAS_LIBRARY=$(pkg-config --variable=libdir blas)/libblas.a \
+ -DSYS_LAPACK_LIBRARY=$(pkg-config --variable=libdir lapack)/liblapack_pic.a \
+%endif
+ -DINTEGER8=OFF \
+ -DTESTS=ON
+%make_build -C build
+%if 0%{?__isa_bits} == 64
+%cmake -B build64 \
+ -DCMAKE_INSTALL_PREFIX=%{_prefix} \
+%if %{with system_lapack}
+ -DSYS_BLAS_LIBRARY=$(pkg-config --variable=libdir blas)/libblas64.a \
+ -DSYS_LAPACK_LIBRARY=$(pkg-config --variable=libdir lapack)/liblapack_pic64.a \
+%endif
+ -DINTEGER8=ON \
+ -DTESTS=ON
+%make_build -C build64
+%endif
+
+%install
+%make_install -C build
+echo "default = %{default_backend}" > %{buildroot}%{_sysconfdir}/%{name}rc
+%if 0%{?__isa_bits} == 64
+%make_install -C build64
+echo "default = %{default_backend64}" > %{buildroot}%{_sysconfdir}/%{name}64rc
+%endif
+
+# remove dummy hook
+rm -f %{buildroot}%{_libdir}/%{name}*/lib%{name}_hook_dummy.so
+
+# set Fedora-friendly names
+rename -- serial -serial %{buildroot}%{_libdir}/%{name}*/* || true
+rename -- openmp -openmp %{buildroot}%{_libdir}/%{name}*/* || true
+rename -- pthread -threads %{buildroot}%{_libdir}/%{name}*/* || true
+rename NETLIB netlib %{buildroot}%{_sysconfdir}/%{name}*.d/* || true
+rename ATLAS atlas %{buildroot}%{_sysconfdir}/%{name}*.d/* || true
+rename Blis blis %{buildroot}%{_sysconfdir}/%{name}*.d/* || true
+rename OpenBLAS openblas %{buildroot}%{_sysconfdir}/%{name}*.d/* || true
+rename -- Serial -serial %{buildroot}%{_sysconfdir}/%{name}*.d/* || true
+rename -- OpenMP -openmp %{buildroot}%{_sysconfdir}/%{name}*.d/* || true
+rename -- PThread -threads %{buildroot}%{_sysconfdir}/%{name}*.d/* || true
+find %{buildroot}%{_sysconfdir}/%{name}*.d/* -type f \
+ -exec sed -i 's NETLIB netlib gI' {} \;\
+ -exec sed -i 's ATLAS atlas gI' {} \;\
+ -exec sed -i 's Blis blis gI' {} \;\
+ -exec sed -i 's OpenBLAS openblas gI' {} \;\
+ -exec sed -i 's Serial -serial gI' {} \;\
+ -exec sed -i 's OpenMP -openmp gI' {} \;\
+ -exec sed -i 's PThread -threads gI' {} \;
+
+%check
+export FLEXIBLAS_TEST=%{buildroot}%{_libdir}/%{name}/lib%{name}_%{default_backend}.so
+make -C build test
+%if 0%{?__isa_bits} == 64
+export FLEXIBLAS64_TEST=%{buildroot}%{_libdir}/%{name}64/lib%{name}_%{default_backend64}.so
+make -C build64 test
+%endif
+
+%files
+%license COPYING COPYING.NETLIB
+%doc ISSUES.md README.md CHANGELOG
+
+%files netlib
+%config(noreplace) %{_sysconfdir}/%{name}rc
+%dir %{_sysconfdir}/%{name}rc.d
+%{_sysconfdir}/%{name}rc.d/netlib.conf
+%{_bindir}/%{name}
+%{_libdir}/lib%{name}.so.%{major_version}
+%{_libdir}/lib%{name}.so.%{major_version}.%{minor_version}
+%{_libdir}/lib%{name}_api.so.%{major_version}
+%{_libdir}/lib%{name}_api.so.%{major_version}.%{minor_version}
+%{_libdir}/lib%{name}_mgmt.so.%{major_version}
+%{_libdir}/lib%{name}_mgmt.so.%{major_version}.%{minor_version}
+%dir %{_libdir}/%{name}
+%{_libdir}/%{name}/lib%{name}_fallback_lapack.so
+%{_libdir}/%{name}/lib%{name}_netlib.so
+%{_mandir}/man1/%{name}.1*
+
+%files hook-profile
+%{_libdir}/%{name}/lib%{name}_hook_profile.so
+
+%files devel
+%{_includedir}/%{name}
+%{_libdir}/lib%{name}.so
+%{_libdir}/lib%{name}_api.so
+%{_libdir}/lib%{name}_mgmt.so
+%{_libdir}/pkgconfig/%{name}.pc
+%{_libdir}/pkgconfig/%{name}_api.pc
+%if 0%{?__isa_bits} == 64
+%{_includedir}/%{name}64
+%{_libdir}/lib%{name}64.so
+%{_libdir}/lib%{name}64_api.so
+%{_libdir}/lib%{name}64_mgmt.so
+%{_libdir}/pkgconfig/%{name}64.pc
+%{_libdir}/pkgconfig/%{name}64_api.pc
+%endif
+%{_mandir}/man3/%{name}_*
+%{_mandir}/man7/%{name}-api.7*
+
+%if %{with atlas}
+%files atlas
+%{_sysconfdir}/%{name}rc.d/atlas.conf
+%{_libdir}/%{name}/lib%{name}_atlas.so
+%endif
+
+%if %{with blis}
+%files blis-serial
+%{_sysconfdir}/%{name}rc.d/blis-serial.conf
+%{_libdir}/%{name}/lib%{name}_blis-serial.so
+
+%files blis-openmp
+%{_sysconfdir}/%{name}rc.d/blis-openmp.conf
+%{_libdir}/%{name}/lib%{name}_blis-openmp.so
+
+%files blis-threads
+%{_sysconfdir}/%{name}rc.d/blis-threads.conf
+%{_libdir}/%{name}/lib%{name}_blis-threads.so
+%endif
+
+%if %{with openblas}
+%files openblas-serial
+%{_sysconfdir}/%{name}rc.d/openblas-serial.conf
+%{_libdir}/%{name}/lib%{name}_openblas-serial.so
+
+%files openblas-openmp
+%{_sysconfdir}/%{name}rc.d/openblas-openmp.conf
+%{_libdir}/%{name}/lib%{name}_openblas-openmp.so
+
+%files openblas-threads
+%{_sysconfdir}/%{name}rc.d/openblas-threads.conf
+%{_libdir}/%{name}/lib%{name}_openblas-threads.so
+%endif
+
+%if 0%{?__isa_bits} == 64
+%files netlib64
+%config(noreplace) %{_sysconfdir}/%{name}64rc
+%dir %{_sysconfdir}/%{name}64rc.d
+%{_sysconfdir}/%{name}64rc.d/netlib.conf
+%{_bindir}/%{name}64
+%{_libdir}/lib%{name}64.so.%{major_version}
+%{_libdir}/lib%{name}64.so.%{major_version}.%{minor_version}
+%{_libdir}/lib%{name}64_api.so.%{major_version}
+%{_libdir}/lib%{name}64_api.so.%{major_version}.%{minor_version}
+%{_libdir}/lib%{name}64_mgmt.so.%{major_version}
+%{_libdir}/lib%{name}64_mgmt.so.%{major_version}.%{minor_version}
+%dir %{_libdir}/%{name}64
+%{_libdir}/%{name}64/lib%{name}_fallback_lapack.so
+%{_libdir}/%{name}64/lib%{name}_netlib.so
+%{_mandir}/man1/%{name}64.1*
+
+%files hook-profile64
+%{_libdir}/%{name}64/lib%{name}_hook_profile.so
+
+%if %{with blis}
+%files blis-serial64
+%{_sysconfdir}/%{name}64rc.d/blis-serial64.conf
+%{_libdir}/%{name}64/lib%{name}_blis-serial64.so
+
+%files blis-openmp64
+%{_sysconfdir}/%{name}64rc.d/blis-openmp64.conf
+%{_libdir}/%{name}64/lib%{name}_blis-openmp64.so
+
+%files blis-threads64
+%{_sysconfdir}/%{name}64rc.d/blis-threads64.conf
+%{_libdir}/%{name}64/lib%{name}_blis-threads64.so
+%endif
+
+%if %{with openblas}
+%files openblas-serial64
+%{_sysconfdir}/%{name}64rc.d/openblas-serial64.conf
+%{_libdir}/%{name}64/lib%{name}_openblas-serial64.so
+
+%files openblas-openmp64
+%{_sysconfdir}/%{name}64rc.d/openblas-openmp64.conf
+%{_libdir}/%{name}64/lib%{name}_openblas-openmp64.so
+
+%files openblas-threads64
+%{_sysconfdir}/%{name}64rc.d/openblas-threads64.conf
+%{_libdir}/%{name}64/lib%{name}_openblas-threads64.so
+%endif
+%endif
+
+%changelog
+* Mon Aug 09 2021 Mohan Boddu <mboddu@redhat.com> - 3.0.4-5
+- Rebuilt for IMA sigs, glibc 2.34, aarch64 flags
+ Related: rhbz#1991688
+
+* Thu Apr 15 2021 Mohan Boddu <mboddu@redhat.com> - 3.0.4-4
+- Rebuilt for RHEL 9 BETA on Apr 15th 2021. Related: rhbz#1947937
+
+* Tue Jan 26 2021 Fedora Release Engineering <releng@fedoraproject.org> - 3.0.4-3
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
+
+* Mon Nov 30 2020 Iñaki Úcar <iucar@fedoraproject.org> 3.0.4-2
+- https://fedoraproject.org/wiki/Changes/Remove_make_from_BuildRoot
+
+* Thu Oct 22 2020 Iñaki Úcar <iucar@fedoraproject.org> - 3.0.4-1
+- Update to 3.0.4, fixes #1889069
+
+* Wed Oct 21 2020 Kalev Lember <klember@redhat.com> - 3.0.3-2
+- Use pkg-config for getting blas and lapack directories
+
+* Fri Aug 28 2020 Iñaki Úcar <iucar@fedoraproject.org> - 3.0.3-1
+- Update to 3.0.3, fixes ScaLAPACK issues
+
+* Mon Jul 27 2020 Fedora Release Engineering <releng@fedoraproject.org> - 3.0.2-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
+
+* Thu Jul 23 2020 Iñaki Úcar <iucar@fedoraproject.org> - 3.0.2-1
+- Update to 3.0.2
+
+* Tue Jul 21 2020 Iñaki Úcar <iucar@fedoraproject.org> - 3.0.1-1
+- Update to 3.0.1, license updated
+
+* Fri Jul 03 2020 Iñaki Úcar <iucar@fedoraproject.org> - 3.0.0-5
+- Change default backend to openblas-openmp
+
+* Wed Jul 01 2020 Iñaki Úcar <iucar@fedoraproject.org> - 3.0.0-4
+- Fix a bug setting the default backend
+
+* Wed Jul 01 2020 Iñaki Úcar <iucar@fedoraproject.org> - 3.0.0-3
+- Move man3 pages to devel subpackage
+- Remove dummy hook (only useful for FlexiBLAS development)
+- Move profile hook to a separate package (not needed for standard usage)
+- Enable Blis64 on s390x again, #1852549 fixed in rawhide
+
+* Tue Jun 30 2020 Iñaki Úcar <iucar@fedoraproject.org> - 3.0.0-2
+- Own provided directories
+- More robust file renaming
+- Rename wrapper(64) subpackages to netlib(64)
+- Conditionalize all external libraries, as well as the default
+- Disable Blis64 on s390x, which is currently unavailable
+
+* Mon Jun 29 2020 Iñaki Úcar <iucar@fedoraproject.org> - 3.0.0-1
+- Initial packaging for Fedora