$ git clone -n https://src.fedoraproject.org/rpms/galera.git /var/lib/mock/f45-build-9410-403/root/chroot_tmpdir/scmroot/galera
Cloning into '/var/lib/mock/f45-build-9410-403/root/chroot_tmpdir/scmroot/galera'...
$ git fetch origin 5093817a6069e65d61817ade8f1323d8c435a32b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/galera
 * [new ref]         5093817a6069e65d61817ade8f1323d8c435a32b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5093817 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild