$ git clone -n https://src.fedoraproject.org/rpms/libvdpau.git /var/lib/mock/f31-build-116814-34586/root/chroot_tmpdir/scmroot/libvdpau
Cloning into '/var/lib/mock/f31-build-116814-34586/root/chroot_tmpdir/scmroot/libvdpau'...
$ git reset --hard b5c83fa3ee97d8cf50887e72753442dc823c3df5
HEAD is now at b5c83fa Update to 1.3