$ git clone -n https://src.fedoraproject.org/rpms/rocksndiamonds.git /var/lib/mock/f33-build-336951-58401/root/chroot_tmpdir/scmroot/rocksndiamonds
Cloning into '/var/lib/mock/f33-build-336951-58401/root/chroot_tmpdir/scmroot/rocksndiamonds'...
$ git reset --hard 867ccaf4c0c3933c6428498f20ea3069a99c1c08
HEAD is now at 867ccaf 4.2.0.1