$ git clone -n https://src.fedoraproject.org/rpms/octave.git /var/lib/mock/f41-build-1115178-20214/root/chroot_tmpdir/scmroot/octave
Cloning into '/var/lib/mock/f41-build-1115178-20214/root/chroot_tmpdir/scmroot/octave'...
$ git fetch origin 44b619f434548d7f0d4c676863bea3c120557f61:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/octave
 * [new ref]         44b619f434548d7f0d4c676863bea3c120557f61 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 44b619f Rebuild for sundials-6.7.0