$ git clone -n https://src.fedoraproject.org/rpms/speed-dreams.git /var/lib/mock/f31-build-73736-31026/root/chroot_tmpdir/scmroot/speed-dreams
Cloning into '/var/lib/mock/f31-build-73736-31026/root/chroot_tmpdir/scmroot/speed-dreams'...
$ git reset --hard 500f1a54c623393802a7687f8de39c1fce1b322b
HEAD is now at 500f1a5 Rebuilt