I’m on kbin. Not sure if it works on lemmy. I just went to the main search and typed in @elonjet@mastodon.social (not sure if that will show right, it turned into a link for me when I pasted last. For me there’s a follow option, in my profile it shows as followed and the last post is there.

You can see what I see here https://kbin.life/u/@[email protected]