loongson/pypi: links for transcoding

loongson/mirror transcoding-0.2.0.tar.gz
loongson/mirror transcoding-0.2.0-py2.py3-none-any.whl
loongson/mirror transcoding-0.1.0.dev4.tar.gz
loongson/mirror transcoding-0.1.0.dev3.tar.gz
loongson/mirror transcoding-0.1.0.dev2.tar.gz
loongson/mirror transcoding-0.1.0.dev1.tar.gz