$ git clone -n https://src.fedoraproject.org/rpms/llvm9.0.git /var/lib/mock/f37-build-680932-77139/root/chroot_tmpdir/scmroot/llvm9.0
Cloning into '/var/lib/mock/f37-build-680932-77139/root/chroot_tmpdir/scmroot/llvm9.0'...
$ git reset --hard ce66900fe39f1a418bc58f495326cb455f5fc1df
HEAD is now at ce66900 - Rebuilt for https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild