diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..9fa8eca
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+SOURCES/hans-gpg-key.asc
+SOURCES/openmp-10.0.0.src.tar.xz
diff --git a/.libomp.metadata b/.libomp.metadata
new file mode 100644
index 0000000..7dbeab9
--- /dev/null
+++ b/.libomp.metadata
@@ -0,0 +1,2 @@
+32fa4b0193960f05064f2ab31b5a89c7cf48a0b9 SOURCES/hans-gpg-key.asc
+f661145e8cb6abab94e4d0e3a8efd37d7c56b463 SOURCES/openmp-10.0.0.src.tar.xz
diff --git a/SOURCES/0001-CMake-Make-LIBOMP_HEADERS_INSTALL_PATH-a-cache-varia.patch b/SOURCES/0001-CMake-Make-LIBOMP_HEADERS_INSTALL_PATH-a-cache-varia.patch
new file mode 100644
index 0000000..c26e4de
--- /dev/null
+++ b/SOURCES/0001-CMake-Make-LIBOMP_HEADERS_INSTALL_PATH-a-cache-varia.patch
@@ -0,0 +1,29 @@
+From 156a23f5d91c35edd888091b3d6416b755fa134d Mon Sep 17 00:00:00 2001
+From: Tom Stellard <tstellar@redhat.com>
+Date: Tue, 16 May 2017 11:52:19 -0400
+Subject: [PATCH] CMake: Make LIBOMP_HEADERS_INSTALL_PATH a cache variable when
+ bulding standalone
+
+This way it can be overriden on the command line.
+---
+ runtime/src/CMakeLists.txt | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/runtime/src/CMakeLists.txt b/runtime/src/CMakeLists.txt
+index f9e63f4..2bf6796 100644
+--- a/runtime/src/CMakeLists.txt
++++ b/runtime/src/CMakeLists.txt
+@@ -282,8 +282,8 @@ add_dependencies(libomp-micro-tests libomp-test-deps)
+ # Install rules
+ # We want to install libomp in DESTDIR/CMAKE_INSTALL_PREFIX/lib
+ # We want to install headers in DESTDIR/CMAKE_INSTALL_PREFIX/include
+-if(${OPENMP_STANDALONE_BUILD})
+-  set(LIBOMP_HEADERS_INSTALL_PATH include)
++if(${OPENMP_STANDALONE_BUILD})
++  set(LIBOMP_HEADERS_INSTALL_PATH include CACHE PATH "Install path for OpenMP headers")
+ else()
+   string(REGEX MATCH "[0-9]+\\.[0-9]+(\\.[0-9]+)?" CLANG_VERSION ${PACKAGE_VERSION})
+   set(LIBOMP_HEADERS_INSTALL_PATH "${OPENMP_INSTALL_LIBDIR}/clang/${CLANG_VERSION}/include")
+-- 
+1.8.3.1
+
diff --git a/SOURCES/99b03c1c18.patch b/SOURCES/99b03c1c18.patch
new file mode 100644
index 0000000..2de5faf
--- /dev/null
+++ b/SOURCES/99b03c1c18.patch
@@ -0,0 +1,39 @@
+diff --git a/runtime/test/lit.cfg b/runtime/test/lit.cfg
+index 8ff668a..8e15a38 100644
+--- a/runtime/test/lit.cfg
++++ b/runtime/test/lit.cfg
+@@ -100,6 +100,13 @@ if config.operating_system == 'NetBSD':
+ if config.operating_system in ['Linux', 'Windows']:
+     config.available_features.add('affinity')
+ 
++import multiprocessing
++try:
++    if multiprocessing.cpu_count() > 1:
++        config.available_features.add('multicpu')
++except NotImplementedError:
++    pass
++
+ # to run with icc INTEL_LICENSE_FILE must be set
+ if 'INTEL_LICENSE_FILE' in os.environ:
+     config.environment['INTEL_LICENSE_FILE'] = os.environ['INTEL_LICENSE_FILE']
+diff --git a/runtime/test/ompt/teams/parallel_team.c b/runtime/test/ompt/teams/parallel_team.c
+index 15d9b6c..96ce0d5 100644
+--- a/runtime/test/ompt/teams/parallel_team.c
++++ b/runtime/test/ompt/teams/parallel_team.c
+@@ -1,5 +1,5 @@
+ // RUN: %libomp-compile-and-run | %sort-threads | FileCheck %s
+-// REQUIRES: ompt
++// REQUIRES: ompt, multicpu
+ // UNSUPPORTED: gcc
+ #include "callback.h"
+ 
+diff --git a/runtime/test/ompt/teams/serial_teams.c b/runtime/test/ompt/teams/serial_teams.c
+index 64d0c89..abd3db5 100644
+--- a/runtime/test/ompt/teams/serial_teams.c
++++ b/runtime/test/ompt/teams/serial_teams.c
+@@ -1,5 +1,5 @@
+ // RUN: %libomp-compile-and-run | %sort-threads | FileCheck %s
+-// REQUIRES: ompt
++// REQUIRES: ompt, multicpu
+ // UNSUPPORTED: gcc
+ #include "callback.h"
diff --git a/SOURCES/lit.fedora.cfg.py b/SOURCES/lit.fedora.cfg.py
new file mode 100644
index 0000000..10d1f1f
--- /dev/null
+++ b/SOURCES/lit.fedora.cfg.py
@@ -0,0 +1,15 @@
+import tempfile
+
+compiler = '%(libomp_compiler)s' % lit_config.params
+config.test_filecheck = '%(bindir)s/FileCheck' % lit_config.params
+config.omp_header_directory = '%(includedir)s' % lit_config.params
+config.libomp_obj_root = tempfile.mkdtemp()
+config.library_dir = '%(libdir)s' % lit_config.params
+test_root = '%(libomp_test_root)s' % lit_config.params
+
+# Lit will default to the compiler used to build openmp, which is gcc, but we
+# want to run the tests using clang.
+config.test_compiler_features = ['clang']
+config.test_c_compiler = 'clang'
+config.test_cxx_compiler = 'clang++'
+lit_config.load_config(config, '%(libomp_test_root)s/lit.cfg' % lit_config.params)
diff --git a/SOURCES/openmp-10.0.0.src.tar.xz.sig b/SOURCES/openmp-10.0.0.src.tar.xz.sig
new file mode 100644
index 0000000..283ae21
Binary files /dev/null and b/SOURCES/openmp-10.0.0.src.tar.xz.sig differ
diff --git a/SOURCES/run-lit-tests b/SOURCES/run-lit-tests
new file mode 100644
index 0000000..f7e908e
--- /dev/null
+++ b/SOURCES/run-lit-tests
@@ -0,0 +1,63 @@
+#!/usr/bin/bash
+
+set -e
+
+usage() {
+    echo "usage: `basename $0` [OPTIONS]"
+    echo "  --threads NUM       The number of threads to use for running tests."
+}
+
+
+threads_arg=''
+
+while [ $# -gt 0 ]; do
+    case $1 in
+        --threads)
+            shift
+            threads_arg="--threads $1"
+            ;;
+        --multilib-arch)
+            shift
+            ARCH=$1
+            ;;
+        * )
+            echo "unknown option: $1"
+            echo ""
+            usage
+            exit 1
+            ;;
+    esac
+    shift
+done
+
+
+set -xe
+
+if [ -z "$ARCH" ]; then
+    ARCH=`rpm --eval '%_arch'`
+fi
+
+case $ARCH in
+    arm)
+        ;&
+    i686)
+        LIB_DIR="/usr/lib/"
+        ;;
+    *)
+        LIB_DIR="/usr/lib64/"
+        ;;
+esac
+
+BIN_DIR="/usr/bin/"
+INCLUDE_DIR="/usr/include/"
+
+lit $threads_arg -v \
+    --config-prefix $ARCH \
+    -Dlibomp_compiler=clang \
+    -Dbindir=$BIN_DIR \
+    -Dlibdir=$LIB_DIR \
+    -Dincludedir=$INCLUDE_DIR \
+    -Dlibomp_test_root=/usr/share/libomp/src/runtime/test \
+    /usr/share/libomp/src/runtime/test
+
+exit 0
diff --git a/SPECS/libomp.spec b/SPECS/libomp.spec
new file mode 100644
index 0000000..71399dc
--- /dev/null
+++ b/SPECS/libomp.spec
@@ -0,0 +1,195 @@
+#%%global rc_ver 6
+%global baserelease 1
+%global libomp_srcdir openmp-%{version}%{?rc_ver:rc%{rc_ver}}.src
+
+
+%ifarch ppc64le
+%global libomp_arch ppc64
+%else
+%global libomp_arch %{_arch}
+%endif
+
+Name: libomp
+Version: 10.0.0
+Release: %{baserelease}%{?rc_ver:.rc%{rc_ver}}%{?dist}
+Summary: OpenMP runtime for clang
+
+License: NCSA
+URL: http://openmp.llvm.org	
+%if 0%{?rc_ver:1}
+Source0: https://prereleases.llvm.org/%{version}/rc%{rc_ver}/%{libomp_srcdir}.tar.xz
+Source3: https://prereleases.llvm.org/%{version}/rc%{rc_ver}/%{libomp_srcdir}.tar.xz.sig
+%else
+Source0: https://github.com/llvm/llvm-project/releases/download/llvmorg-%{version}/%{libomp_srcdir}.tar.xz
+Source3: https://github.com/llvm/llvm-project/releases/download/llvmorg-%{version}/%{libomp_srcdir}.tar.xz.sig
+%endif
+Source1: run-lit-tests
+Source2: lit.fedora.cfg.py
+Source4: https://prereleases.llvm.org/%{version}/hans-gpg-key.asc
+
+Patch0: 0001-CMake-Make-LIBOMP_HEADERS_INSTALL_PATH-a-cache-varia.patch
+Patch1: 99b03c1c18.patch
+
+BuildRequires: cmake
+BuildRequires: elfutils-libelf-devel
+BuildRequires: perl
+BuildRequires: perl-Data-Dumper
+BuildRequires: perl-Encode
+BuildRequires: libffi-devel
+
+Requires: elfutils-libelf%{?isa}
+
+# libomp does not support s390x.
+ExcludeArch: s390x
+
+%description
+OpenMP runtime for clang.
+
+%package devel
+Summary: OpenMP header files
+Requires: clang-devel%{?isa} = %{version}
+
+%description devel
+OpenMP header files.
+
+%package test
+Summary: OpenMP regression tests
+Requires: %{name}%{?isa} = %{version}
+Requires: %{name}-devel%{?isa} = %{version}
+Requires: clang
+Requires: llvm
+Requires: gcc
+Requires: gcc-c++
+Requires: python3-lit
+
+%description test
+OpenMP regression tests
+
+%prep
+%autosetup -n %{libomp_srcdir} -p1
+
+%build
+mkdir -p _build
+cd _build
+
+%cmake .. \
+	-DLIBOMP_INSTALL_ALIASES=OFF \
+	-DLIBOMP_HEADERS_INSTALL_PATH:PATH=%{_libdir}/clang/%{version}/include \
+%if 0%{?__isa_bits} == 64
+	-DOPENMP_LIBDIR_SUFFIX=64 \
+%else
+	-DOPENMP_LIBDIR_SUFFIX= \
+%endif
+
+%make_build
+
+
+%install
+%make_install -C _build
+
+# Test package setup
+%global libomp_srcdir %{_datadir}/libomp/src/
+%global libomp_testdir %{libomp_srcdir}/runtime/test/
+%global lit_cfg %{libomp_testdir}/%{_arch}.site.cfg.py
+%global lit_fedora_cfg %{_datadir}/libomp/lit.fedora.cfg.py
+
+install -d %{buildroot}%{libomp_srcdir}/runtime
+cp -R runtime/test  %{buildroot}%{libomp_srcdir}/runtime
+cp -R runtime/src  %{buildroot}%{libomp_srcdir}/runtime
+
+# Generate lit config files.  Strip off the last line that initiates the
+# test run, so we can customize the configuration.
+head -n -1 _build/runtime/test/lit.site.cfg >> %{buildroot}%{lit_cfg}
+
+# Install custom fedora config file
+cp %{SOURCE2} %{buildroot}%{lit_fedora_cfg}
+
+# Patch lit config files to load custom fedora config
+echo "lit_config.load_config(config, '%{lit_fedora_cfg}')" >> %{buildroot}%{lit_cfg}
+
+# Install test script
+install -d %{buildroot}%{_libexecdir}/tests/libomp
+install -m 0755 %{SOURCE1} %{buildroot}%{_libexecdir}/tests/libomp
+
+# Remove static libraries with equivalent shared libraries
+rm -rf %{buildroot}%{_libdir}/libarcher_static.a
+
+
+%files
+%{_libdir}/libomp.so
+%{_libdir}/libomptarget.so
+%ifnarch %{arm}
+%{_libdir}/libarcher.so
+%endif
+%ifnarch %{arm} %{ix86}
+%{_libdir}/libomptarget.rtl.%{libomp_arch}.so
+%endif
+
+%files devel
+%{_libdir}/clang/%{version}/include/omp.h
+%ifnarch %{arm}
+%{_libdir}/clang/%{version}/include/omp-tools.h
+%{_libdir}/clang/%{version}/include/ompt.h
+%endif
+
+%files test
+%{_datadir}/libomp
+%{_libexecdir}/tests/libomp/
+
+%changelog
+* Thu Apr 9 2020 sguelton@redhat.com - 10.0.0-1
+- 10.0.0 final
+
+* Thu Dec 19 2019 Tom Stellard <tstellar@redhat.com> - 9.0.1-1
+- 9.0.1 Release
+
+* Fri Sep 27 2019 Tom Stellard <tstellar@redhat.com> - 9.0.0-1
+- 9.0.0 Release
+
+* Thu Aug 1 2019 sguelton@redhat.com - 8.0.1-1
+- 8.0.1 release
+
+* Thu Jun 13 2019 sguelton@redhat.com - 8.0.1-0.1.rc2
+- 8.0.1rc2 Release
+
+* Mon Apr 29 2019 sguelton@redhat.com - 8.0.0-1
+- 8.0.0 Release
+
+* Fri Dec 14 2018 Tom Stellard <tstellar@redhat.com> - 7.0.1-1
+- 7.0.1 Release
+
+* Wed Dec 12 2018 Tom Stellard <tstellar@redhat.com> - 7.0.1-0.2.rc3
+- Fix test failures on single-core systems
+
+* Mon Dec 10 2018 Tom Stellard <tstellar@redhat.com> - 7.0.1-0.1.rc3
+- 7.0.1-rc3 Release
+
+* Tue Nov 27 2018 Tom Stellard <tstellar@redhat.com> - 7.0.0-1
+- 7.0.0 Release
+
+* Sat Nov 10 2018 Tom Stellard <tstellar@redhat.com> - 6.0.1-3
+- Don't build libomp-test on i686
+
+* Mon Oct 01 2018 Tom Stellard <tstellar@redhat.com> - 6.0.1-2
+- Drop scl macros
+
+* Wed Jul 11 2018 Tom Stellard <tstellar@redhat.com> - 6.0.1-1
+- 6.0.1 Release
+
+* Mon Jan 15 2018 Tom Stellard <tstellar@redhat.com> - 5.0.1-2
+- Drop ExcludeArch: ppc64
+
+* Thu Dec 21 2017 Tom Stellard <tstellar@redhat.com> - 5.0.1-1
+- 5.0.1 Release.
+
+* Wed Jun 21 2017 Tom Stellard <tstellar@redhat.com> - 4.0.1-1
+- 4.0.1 Release.
+
+* Wed Jun 07 2017 Tom Stellard <tstellar@redhat.com> - 4.0.0-3
+- Rename libopenmp->libomp
+
+* Fri May 26 2017 Tom Stellard <tstellar@redhat.com> - 4.0.0-2
+- Disable build on s390x
+
+* Mon May 15 2017 Tom Stellard <tstellar@redhat.com> - 4.0.0-1
+- Initial version.