loongson/mirror: links for mroy-line

loongson/mirror mroy-line-0.4.2.tar.gz
loongson/mirror mroy-line-0.4.1.tar.gz
loongson/mirror mroy-line-0.4.tar.gz
loongson/mirror mroy-line-0.3.tar.gz
loongson/mirror mroy-line-0.2.tar.gz
loongson/mirror mroy-line-0.1.tar.gz