loongson/mirror: links for mc-sim-fin

loongson/mirror mc-sim-fin-1.0.0.tar.gz
loongson/mirror mc-sim-fin-0.1.1b3.tar.gz
loongson/mirror mc-sim-fin-0.1.1b2.tar.gz
loongson/mirror mc-sim-fin-0.1.1b1.tar.gz