loongson/mirror: links for sunmao

loongson/mirror sunmao-0.5.1.tar.gz
loongson/mirror sunmao-0.5.1-py3-none-any.whl
loongson/mirror sunmao-0.3.3.tar.gz
loongson/mirror sunmao-0.3.3-py3-none-any.whl