$ git clone -n https://src.fedoraproject.org/rpms/libXvMC.git /var/lib/mock/f31-build-58124-28403/root/chroot_tmpdir/scmroot/libXvMC
Cloning into '/var/lib/mock/f31-build-58124-28403/root/chroot_tmpdir/scmroot/libXvMC'...
$ git reset --hard 48ef6d94b6f9df2e3f285b677a1447381370c987
HEAD is now at 48ef6d9 README → README.md