loongson/pypi: links for callpyback

loongson/mirror callpyback-1.2.1.tar.gz
loongson/mirror callpyback-1.2.0.tar.gz
loongson/mirror callpyback-1.1.0.tar.gz
loongson/mirror callpyback-1.0.1.tar.gz
loongson/mirror callpyback-1.0.0.tar.gz
loongson/mirror callpyback-0.0.6.tar.gz