$ git clone -n https://src.fedoraproject.org/rpms/rpmbuild-order.git /var/lib/mock/f40-build-777148-129247/root/chroot_tmpdir/scmroot/rpmbuild-order
Cloning into '/var/lib/mock/f40-build-777148-129247/root/chroot_tmpdir/scmroot/rpmbuild-order'...
$ git fetch origin ddadc181712bfb963a1751ac5b6cb707482a8ad8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rpmbuild-order
 * [new ref]         ddadc181712bfb963a1751ac5b6cb707482a8ad8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ddadc18 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild