$ git clone -n https://src.fedoraproject.org/rpms/octave-dicom.git /var/lib/mock/f38-build-718725-96753/root/chroot_tmpdir/scmroot/octave-dicom
Cloning into '/var/lib/mock/f38-build-718725-96753/root/chroot_tmpdir/scmroot/octave-dicom'...
$ git fetch origin d6fbef4c8992ee36cb394828b8b1afa67bcb326e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/octave-dicom
 * [new ref]         d6fbef4c8992ee36cb394828b8b1afa67bcb326e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d6fbef4 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild