$ git clone -n https://src.fedoraproject.org/rpms/octave-quaternion.git /var/lib/mock/f40-build-2088205-50168/root/chroot_tmpdir/scmroot/octave-quaternion
Cloning into '/var/lib/mock/f40-build-2088205-50168/root/chroot_tmpdir/scmroot/octave-quaternion'...
$ git fetch origin 33c186e519de7552b5b4a4130376dce64fdd17dc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/octave-quaternion
 * [new ref]         33c186e519de7552b5b4a4130376dce64fdd17dc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 33c186e Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild