loongson/pypi: links for pyhelfrag

loongson/mirror pyHelfrag-0.3b0-py2.py3-none-any.whl
loongson/mirror pyHelfrag-0.2-py2.py3-none-any.whl
loongson/mirror pyHelfrag-0.2b0.tar.gz
loongson/mirror pyHelfrag-0.2b0-py2.py3-none-any.whl