$ git clone -n https://src.fedoraproject.org/rpms/qt6-qtmqtt.git /var/lib/mock/f42-build-868366-176063/root/chroot_tmpdir/scmroot/qt6-qtmqtt
Cloning into '/var/lib/mock/f42-build-868366-176063/root/chroot_tmpdir/scmroot/qt6-qtmqtt'...
$ git fetch origin ae031218e51d1b4d45802e678c878ac8d7c74397:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qt6-qtmqtt
 * [new ref]         ae031218e51d1b4d45802e678c878ac8d7c74397 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ae03121 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild