loongson/pypi: links for pycopy-hashlib

loongson/mirror pycopy-hashlib-2.4.0.post8.tar.gz
loongson/mirror pycopy-hashlib-2.4.0.post7.tar.gz
loongson/mirror pycopy-hashlib-2.4.0.post6.tar.gz
loongson/mirror pycopy-hashlib-2.4.0.post5.tar.gz