$ git clone -n https://src.fedoraproject.org/rpms/juk.git /var/lib/mock/f40-build-2292191-56112/root/chroot_tmpdir/scmroot/juk
Cloning into '/var/lib/mock/f40-build-2292191-56112/root/chroot_tmpdir/scmroot/juk'...
$ git fetch origin beac703d7f8bdcc450978dbaf720faf8a95eebfb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/juk
 * [new ref]         beac703d7f8bdcc450978dbaf720faf8a95eebfb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at beac703 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild