$ git clone -n https://src.fedoraproject.org/rpms/R-labeling.git /var/lib/mock/f40-build-2321704-58607/root/chroot_tmpdir/scmroot/R-labeling
Cloning into '/var/lib/mock/f40-build-2321704-58607/root/chroot_tmpdir/scmroot/R-labeling'...
$ git fetch origin 6fed8a69636f76bd12d54d3749158af7270cb7e9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-labeling
 * [new ref]         6fed8a69636f76bd12d54d3749158af7270cb7e9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6fed8a6 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild