$ git clone -n https://src.fedoraproject.org/rpms/octave-general.git /var/lib/mock/f40-build-789697-135960/root/chroot_tmpdir/scmroot/octave-general
Cloning into '/var/lib/mock/f40-build-789697-135960/root/chroot_tmpdir/scmroot/octave-general'...
$ git fetch origin 7b9d792c9d14b30648fc854e9c6cc254efd529bd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/octave-general
 * [new ref]         7b9d792c9d14b30648fc854e9c6cc254efd529bd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7b9d792 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild