loongson/mirror: links for etom

loongson/mirror etom-0.4.2.tar.gz
loongson/mirror etom-0.4.2-py3-none-any.whl
loongson/mirror etom-0.4.0.tar.gz
loongson/mirror etom-0.4.0-py3-none-any.whl
loongson/mirror etom-0.3.1.tar.gz
loongson/mirror etom-0.3.1-py3-none-any.whl
loongson/mirror etom-0.3.0.tar.gz
loongson/mirror etom-0.3.0-py3-none-any.whl
loongson/mirror etom-0.1.0.tar.gz
loongson/mirror etom-0.1.0-py3-none-any.whl