$ git clone -n https://src.fedoraproject.org/rpms/libXv.git /var/lib/mock/f40-build-738289-107786/root/chroot_tmpdir/scmroot/libXv
Cloning into '/var/lib/mock/f40-build-738289-107786/root/chroot_tmpdir/scmroot/libXv'...
$ git reset --hard 08540863616e0d431b55acd9ff3afbf032415f8b
HEAD is now at 0854086 libXv 1.0.12