$ git clone -n https://src.fedoraproject.org/rpms/fleet-commander-client.git /var/lib/mock/f41-build-side-1-2811335-32929/root/chroot_tmpdir/scmroot/fleet-commander-client
Cloning into '/var/lib/mock/f41-build-side-1-2811335-32929/root/chroot_tmpdir/scmroot/fleet-commander-client'...
$ git fetch origin 786ea38a74d94682bd52dd7d97af51eb487c740d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fleet-commander-client
 * [new ref]         786ea38a74d94682bd52dd7d97af51eb487c740d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 786ea38 Orphaned for 6+ weeks