$ git clone -n https://src.fedoraproject.org/rpms/kf6-kguiaddons.git /var/lib/mock/f42-build-867701-175757/root/chroot_tmpdir/scmroot/kf6-kguiaddons
Cloning into '/var/lib/mock/f42-build-867701-175757/root/chroot_tmpdir/scmroot/kf6-kguiaddons'...
$ git fetch origin c53669f4eb6d0894981d7efc026ba39fab0de6b9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kguiaddons
 * [new ref]         c53669f4eb6d0894981d7efc026ba39fab0de6b9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c53669f Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild