$ git clone -n https://src.fedoraproject.org/rpms/abbayedesmorts-gpl.git /var/lib/mock/f39-build-1578650-38004/root/chroot_tmpdir/scmroot/abbayedesmorts-gpl
Cloning into '/var/lib/mock/f39-build-1578650-38004/root/chroot_tmpdir/scmroot/abbayedesmorts-gpl'...
$ git fetch origin d8fb9c16a96f213219356f0b5ac0c59c023b91ec:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/abbayedesmorts-gpl
 * [new ref]         d8fb9c16a96f213219356f0b5ac0c59c023b91ec -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d8fb9c1 Updated to new upstream release