$ git clone -n https://src.fedoraproject.org/rpms/python-Rtree.git /var/lib/mock/f40-build-2231988-53316/root/chroot_tmpdir/scmroot/python-Rtree
Cloning into '/var/lib/mock/f40-build-2231988-53316/root/chroot_tmpdir/scmroot/python-Rtree'...
$ git fetch origin 00224cfac0a7b03980c1ba099bfc8aba7614454a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-Rtree
 * [new ref]         00224cfac0a7b03980c1ba099bfc8aba7614454a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 00224cf Assert that %pyproject_files contains a license file