$ git clone -n https://src.fedoraproject.org/rpms/octave-symbolic.git /var/lib/mock/f40-build-2617158-64378/root/chroot_tmpdir/scmroot/octave-symbolic
Cloning into '/var/lib/mock/f40-build-2617158-64378/root/chroot_tmpdir/scmroot/octave-symbolic'...
$ git fetch origin a3a4ca55aabedae2ffa40ac4026e5e961f6108ac:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/octave-symbolic
 * [new ref]         a3a4ca55aabedae2ffa40ac4026e5e961f6108ac -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a3a4ca5 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild