We are having this exact same discussion over here too:
It looks like it’s not coming from us, but from the admin server(s) or something. I don’t know the exact lingo to describe this stuff. But I think I’m going to wait a few days before updating anything.
I did learn though, that it’s bad to let the linux clock drift too much, since GPG signing is time sensitive. Even firefox’s SSL handling fails if the clock drifts too far off.
Also, I guess I shouldn’t wait months before updating the system.
But I usually update multiple times per week if not at least once a week.
So that’s not causing me problems lately. Just last night everything was fine.
I’m not sure about resetting the keyring with cachyos-hello
I’m gonna wait for more into.
UPDATE: I was able to fix the errors (maybe) with this: