$ git clone -n https://src.fedoraproject.org/rpms/kf6-kidletime.git /var/lib/mock/f40-build-2363975-60368/root/chroot_tmpdir/scmroot/kf6-kidletime
Cloning into '/var/lib/mock/f40-build-2363975-60368/root/chroot_tmpdir/scmroot/kf6-kidletime'...
$ git fetch origin e1cc8d00cc36c33810b92806a79116af63282db4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf6-kidletime
 * [new ref]         e1cc8d00cc36c33810b92806a79116af63282db4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e1cc8d0 5.249.0