Archive.org mirror (you’ll have to scroll down because the archive isn’t handling in-page links properly): https://web.archive.org/web/20210429082335if_/https://github.com/dessalines/essays/blob/7cb1aee92cace9ccc66d6e01aca305cead3a98a3/socialism_faq.md#on-mao-maoism-and-marxism-leninism-maoism-and-the-prc
Time for educating myself with little nuggets I may have not known.