loongson/mirror: links for ovspy

loongson/mirror ovspy-0.1.0b2.tar.gz
loongson/mirror ovspy-0.1.0b1.tar.gz
loongson/mirror ovspy-0.1.0b0.tar.gz
loongson/mirror ovspy-0.1a0.dev1.tar.gz
loongson/mirror ovspy-0.1a0.dev0.tar.gz