$ git clone -n https://src.fedoraproject.org/rpms/distrobox.git /var/lib/mock/f40-build-2344130-59898/root/chroot_tmpdir/scmroot/distrobox
Cloning into '/var/lib/mock/f40-build-2344130-59898/root/chroot_tmpdir/scmroot/distrobox'...
$ git fetch origin e10f55ff8d6ecd3a37700b444cd99f39738afdc3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/distrobox
 * [new ref]         e10f55ff8d6ecd3a37700b444cd99f39738afdc3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e10f55f Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild