loongson/pypi: links for sig2cli

loongson/mirror sig2cli-0.1.3.tar.gz
loongson/mirror sig2cli-0.1.3-py3-none-any.whl
loongson/mirror sig2cli-0.1.2.tar.gz
loongson/mirror sig2cli-0.1.1.tar.gz
loongson/mirror sig2cli-0.1.tar.gz