Link? I couldn't find anything "significantly newer" than 7/2/21 (though I'm sure GitHub is doing a lot here). They had this blog post 6/30/21 regarding efforts on avoiding raw code:
https://github.blog/2021-06-30-github-copilot-research-recit.... They concluded:
> We will both continue to work on decreasing rates of recitation, as well as making its detection more precise.