Why link to the bad site like that? And yeah there are a bunch of reddit threads about this. People are filing reports with the relevant ISPs and the French authorities. AO3s legal team is apparently trying to get the bad site stop using AO3 trademarks, but can't do anything about the copying itself.
https://old.reddit.com/r/AO3/comments/1xm2tpp/situation_ao3life/