diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..87affa5
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+SOURCES/osbuild-12.tar.gz
diff --git a/.osbuild.metadata b/.osbuild.metadata
new file mode 100644
index 0000000..fb72d92
--- /dev/null
+++ b/.osbuild.metadata
@@ -0,0 +1 @@
+a554941f5652407196cb9ec6d9919c8de7bf11e8 SOURCES/osbuild-12.tar.gz
diff --git a/SPECS/osbuild.spec b/SPECS/osbuild.spec
new file mode 100644
index 0000000..4f1a2c9
--- /dev/null
+++ b/SPECS/osbuild.spec
@@ -0,0 +1,153 @@
+%global         forgeurl https://github.com/osbuild/osbuild
+
+Version:        12
+
+%forgemeta
+
+%global         pypi_name osbuild
+%global         pkgdir %{_prefix}/lib/%{pypi_name}
+
+Name:           %{pypi_name}
+Release:        1%{?dist}
+License:        ASL 2.0
+
+URL:            %{forgeurl}
+
+Source0:        %{forgesource}
+BuildArch:      noarch
+Summary:        A build system for OS images
+
+BuildRequires:  make
+BuildRequires:  python3-devel
+BuildRequires:  python3-docutils
+
+Requires:       bash
+Requires:       coreutils
+Requires:       curl
+Requires:       dnf
+Requires:       e2fsprogs
+Requires:       glibc
+Requires:       policycoreutils
+Requires:       qemu-img
+Requires:       systemd
+Requires:       systemd-container
+Requires:       tar
+Requires:       util-linux
+Requires:       python3-%{pypi_name} = %{version}-%{release}
+
+# Turn off dependency generators for assemblers, runners and stages.
+# They run in a container, so there's no reason to generate dependencies
+# from them. As of 2020-03-25 this filters out python3.6 dependency generated
+# by rhel runner.
+%global __requires_exclude_from ^%{pkgdir}/(assemblers|runners|stages)/.*$
+
+%{?python_enable_dependency_generator}
+
+%description
+A build system for OS images
+
+%package -n     python3-%{pypi_name}
+Summary:        %{summary}
+%{?python_provide:%python_provide python3-%{pypi_name}}
+
+%description -n python3-%{pypi_name}
+A build system for OS images
+
+%package        ostree
+Summary:        OSTree support
+Requires:       %{name} = %{version}-%{release}
+Requires:       ostree
+Requires:       rpm-ostree
+
+%description ostree
+Contains the necessary stages, assembler and source
+to build OSTree based images.
+
+%prep
+%forgesetup
+
+%build
+%py3_build
+make man
+
+%install
+%py3_install
+
+mkdir -p %{buildroot}%{pkgdir}/stages
+install -p -m 0755 $(find stages -type f) %{buildroot}%{pkgdir}/stages/
+
+mkdir -p %{buildroot}%{pkgdir}/assemblers
+install -p -m 0755 $(find assemblers -type f) %{buildroot}%{pkgdir}/assemblers/
+
+mkdir -p %{buildroot}%{pkgdir}/runners
+install -p -m 0755 $(find runners -type f -or -type l) %{buildroot}%{pkgdir}/runners
+
+mkdir -p %{buildroot}%{pkgdir}/sources
+install -p -m 0755 $(find sources -type f) %{buildroot}%{pkgdir}/sources
+
+# mount points for bind mounting the osbuild library
+mkdir -p %{buildroot}%{pkgdir}/stages/osbuild
+mkdir -p %{buildroot}%{pkgdir}/assemblers/osbuild
+
+# documentation
+mkdir -p %{buildroot}%{_mandir}/man1
+mkdir -p %{buildroot}%{_mandir}/man5
+install -p -m 0644 -t %{buildroot}%{_mandir}/man1/ docs/*.1
+install -p -m 0644 -t %{buildroot}%{_mandir}/man5/ docs/*.5
+
+%check
+exit 0
+# We have some integration tests, but those require running a VM, so that would
+# be an overkill for RPM check script.
+
+%files
+%license LICENSE
+%{_bindir}/osbuild
+%{_mandir}/man1/%{name}.1*
+%{_mandir}/man5/%{name}-manifest.5*
+%{pkgdir}
+# the following files are in the ostree sub-package
+%exclude %{pkgdir}/assemblers/org.osbuild.ostree.commit
+%exclude %{pkgdir}/sources/org.osbuild.ostree
+%exclude %{pkgdir}/stages/org.osbuild.ostree
+%exclude %{pkgdir}/stages/org.osbuild.rpm-ostree
+
+%files -n       python3-%{pypi_name}
+%license LICENSE
+%doc README.md NEWS.md
+%{python3_sitelib}/%{pypi_name}-*.egg-info/
+%{python3_sitelib}/%{pypi_name}/
+
+%files          ostree
+%{pkgdir}/assemblers/org.osbuild.ostree.commit
+%{pkgdir}/sources/org.osbuild.ostree
+%{pkgdir}/stages/org.osbuild.ostree
+%{pkgdir}/stages/org.osbuild.rpm-ostree
+
+%changelog
+* Wed Apr 15 2020 Christian Kellner <ckellner@redhat.com> - 12-1
+- Sync with Fedora and use upstream release 12
+- Specify the exact version in the 'python3-osbuild' requirement
+  to avoid the library and the main binary being out of sync.
+- osbuild-ostree sub-package with the necessary bits to create
+  OSTree based images
+- Turn off dependency generator for internal components
+- Add NEWS.md file with the release notes and man pages
+
+* Sun Dec 16 2019 Lars Karlitski <lars@karlitski.net> - 7-1
+- New upstream release
+
+* Sun Dec 1 2019 Tom Gundersen <teg@jklm.no> - 6-2
+- New upstream release
+
+* Thu Oct 24 2019 Lars Karlitski <lueberni@redhat.com> - 3-2
+- add gating infra and tests
+
+* Mon Aug 19 2019 Miro Hrončok <mhroncok@redhat.com> - 1-3
+- Rebuilt for Python 3.8
+
+* Mon Jul 29 2019 Martin Sehnoutka <msehnout@redhat.com> - 1-2
+- update upstream URL to the new Github organization
+
+* Wed Jul 17 2019 Martin Sehnoutka <msehnout@redhat.com> - 1-1
+- Initial package