$ git clone -n https://src.fedoraproject.org/rpms/galera.git /var/lib/mock/f38-build-722400-98797/root/chroot_tmpdir/scmroot/galera
Cloning into '/var/lib/mock/f38-build-722400-98797/root/chroot_tmpdir/scmroot/galera'...
$ git fetch origin 81fcf43a788265c811c5a0c94fb817e4670a5583:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/galera
 * [new ref]         81fcf43a788265c811c5a0c94fb817e4670a5583 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 81fcf43 Fix RPM syntax: '%patchN' has been deprecated https://lists.fedoraproject.org/archives/list/devel@lists.fedoraproject.org/thread/VBFDPQHAHF3WG6WBZR2L5GSWMW6CVTJS/