$ git clone -n https://src.fedoraproject.org/rpms/octave-miscellaneous.git /var/lib/mock/f39-build-2402315-60557/root/chroot_tmpdir/scmroot/octave-miscellaneous
Cloning into '/var/lib/mock/f39-build-2402315-60557/root/chroot_tmpdir/scmroot/octave-miscellaneous'...
$ git fetch origin 9b352b6baac92cd23640be935ff1b44e02cc0541:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/octave-miscellaneous
 * [new ref]         9b352b6baac92cd23640be935ff1b44e02cc0541 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9b352b6 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild