$ git clone -n https://src.fedoraproject.org/rpms/octave-dicom.git /var/lib/mock/f40-build-755448-118203/root/chroot_tmpdir/scmroot/octave-dicom
Cloning into '/var/lib/mock/f40-build-755448-118203/root/chroot_tmpdir/scmroot/octave-dicom'...
$ git fetch origin 5431eb0c1550ca1e6712daa85315bb367431a5fc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/octave-dicom
 * [new ref]         5431eb0c1550ca1e6712daa85315bb367431a5fc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5431eb0 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild