loongson/pypi: links for immutables
loongson/pypi immutables-0.18.tar.gz
loongson/pypi immutables-0.18-cp38-cp38-linux_loongarch64.whl
loongson/pypi immutables-0.18-cp37-cp37m-linux_loongarch64.whl
loongson/pypi immutables-0.18-cp36-cp36m-linux_loongarch64.whl