A kbin user has the most upvoted comment chain on that post.
https://kbin.social/m/meta%40lemm.ee/t/458933/How-do-I-block-all-of-Hexbear-from-All/top
sh.itjust.works and a 1-user Lemmy instance called lemmy.magnor.ovh also see and reply to Hexbear comments, though Hexbear doesn’t see their replies:
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There are certainly many members of the Russian Federation’s Communist Party who aren’t real communists, so there is that. If they meant the USSR, they can go fuck themselves, of course, but they were speaking in the present tense so they probably meant the RF.