loongson/mirror: links for pbhstat

loongson/mirror pbhstat-0.0.5.tar.gz
loongson/mirror pbhstat-0.0.4.tar.gz
loongson/mirror pbhstat-0.0.3.tar.gz
loongson/mirror pbhstat-0.0.2.tar.gz
loongson/mirror pbhstat-0.0.1.tar.gz
loongson/mirror pbhstat-0.0.1b0.tar.gz