$ git clone -n https://src.fedoraproject.org/rpms/python-limits.git /var/lib/mock/f41-build-1719605-24639/root/chroot_tmpdir/scmroot/python-limits
Cloning into '/var/lib/mock/f41-build-1719605-24639/root/chroot_tmpdir/scmroot/python-limits'...
$ git fetch origin 931e08489f54fad764d8a52d884402a249a3c143:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-limits
 * [new ref]         931e08489f54fad764d8a52d884402a249a3c143 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 931e084 Orphaned for 6+ weeks