$ git clone -n https://src.fedoraproject.org/rpms/flocq.git /var/lib/mock/f41-build-735078-13218/root/chroot_tmpdir/scmroot/flocq
Cloning into '/var/lib/mock/f41-build-735078-13218/root/chroot_tmpdir/scmroot/flocq'...
$ git fetch origin c46c3bb8222dca716316841514ce91e864b83b13:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/flocq
 * [new ref]         c46c3bb8222dca716316841514ce91e864b83b13 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c46c3bb Ugly workaround to avoid stack overflow on ppc64le