loongson/pypi: links for bitpit

loongson/mirror bitpit-1.2.0.tar.gz
loongson/mirror bitpit-1.1.1.tar.gz
loongson/mirror bitpit-1.1.0.tar.gz
loongson/mirror bitpit-1.0.0.tar.gz
loongson/mirror bitpit-0.0.6.tar.gz
loongson/mirror bitpit-0.0.4.tar.gz
loongson/mirror bitpit-0.0.3.tar.gz
loongson/mirror bitpit-0.0.2.tar.gz
loongson/mirror bitpit-0.0.1.tar.gz