loongson/mirror: links for installult

loongson/mirror installult-0.7b0.tar.gz
loongson/mirror installult-0.6b0.tar.gz
loongson/mirror installult-0.5b0.tar.gz
loongson/mirror installult-0.4b0.tar.gz
loongson/mirror installult-0.3b0.tar.gz
loongson/mirror installult-0.2b0.tar.gz
loongson/mirror installult-0.1b0.tar.gz