loongson/pypi: links for footprint

loongson/mirror footprint-0.1.2.dev0.tar.gz
loongson/mirror footprint-0.1.1.dev0-py3-none-any.whl
loongson/mirror footprint-0.0.4.dev0.tar.gz
loongson/mirror footprint-0.0.4.dev0-py3-none-any.whl
loongson/mirror footprint-0.0.3.dev0.tar.gz
loongson/mirror footprint-0.0.1.dev0.tar.gz
loongson/mirror footprint-0.0.0.dev0.tar.gz