$ git clone -n https://src.fedoraproject.org/rpms/toolbox.git /var/lib/mock/f40-build-2368281-60387/root/chroot_tmpdir/scmroot/toolbox
Cloning into '/var/lib/mock/f40-build-2368281-60387/root/chroot_tmpdir/scmroot/toolbox'...
$ git fetch origin 78a3000c62cef00e9ee128d816776efa4b8f895b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/toolbox
 * [new ref]         78a3000c62cef00e9ee128d816776efa4b8f895b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 78a3000 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild