$ git clone -n https://src.fedoraproject.org/rpms/octave.git /var/lib/mock/f40-build-1965503-25205/root/chroot_tmpdir/scmroot/octave
Cloning into '/var/lib/mock/f40-build-1965503-25205/root/chroot_tmpdir/scmroot/octave'...
$ git fetch origin 94ac9b32caad8008384f96eb44a09cbe52c5832c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/octave
 * [new ref]         94ac9b32caad8008384f96eb44a09cbe52c5832c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 94ac9b3 Rebuilt for java-21-openjdk as system jdk