$ git clone -n https://src.fedoraproject.org/rpms/lumina-desktop.git /var/lib/mock/f42-build-884675-186204/root/chroot_tmpdir/scmroot/lumina-desktop
Cloning into '/var/lib/mock/f42-build-884675-186204/root/chroot_tmpdir/scmroot/lumina-desktop'...
$ git fetch origin 5d1297008ec9dc5018343627b104bf33532380d2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lumina-desktop
 * [new ref]         5d1297008ec9dc5018343627b104bf33532380d2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5d12970 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild