$ git clone -n https://src.fedoraproject.org/rpms/mqttcli.git /var/lib/mock/f38-build-side-42-init-devel-980660-29032/root/chroot_tmpdir/scmroot/mqttcli
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-980660-29032/root/chroot_tmpdir/scmroot/mqttcli'...
$ git fetch origin ffb25fc1f72b03a727fc936dec49b21e614ff36e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mqttcli
 * [new ref]         ffb25fc1f72b03a727fc936dec49b21e614ff36e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ffb25fc Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild