loongson/mirror: links for asgard

loongson/mirror asgard-0.6.0.tar.gz
loongson/mirror asgard-0.5.0.tar.gz
loongson/mirror asgard-0.3.0.tar.gz
loongson/mirror asgard-0.2.0.tar.gz
loongson/mirror asgard-0.1.0.tar.gz