$ git clone -n https://src.fedoraproject.org/rpms/cube.git /var/lib/mock/f40-build-2433203-60691/root/chroot_tmpdir/scmroot/cube
Cloning into '/var/lib/mock/f40-build-2433203-60691/root/chroot_tmpdir/scmroot/cube'...
$ git fetch origin c9d347c383809d4592ff6eb0b7dc7c1857e504d3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/cube
 * [new ref]         c9d347c383809d4592ff6eb0b7dc7c1857e504d3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c9d347c Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild