loongson/mirror: links for browbeat

loongson/mirror browbeat-0.0.1.dev1292.tar.gz
loongson/mirror browbeat-0.0.1.dev1290.tar.gz
loongson/mirror browbeat-0.0.1.dev1290-py2.py3-none-any.whl
loongson/mirror browbeat-0.0.1.dev1287.tar.gz
loongson/mirror browbeat-0.0.1.dev1287-py2.py3-none-any.whl