Smart proxies content sync fails (sha256)

[mcorr]

Sounds similar to this maybe?

Bug: Smart Proxies do not sync (Katello 3.15 through 3.18 RC2)

Problem: Smart Proxies do not finish syncing content succesfully (and do not work as proxy) Hi Guys, After the better part of this week trying to make it work, I’m lost. And after replying to a few older threads with some scattered info, I decided to group everything I found out so far in a single post I have re-installed or upgraded my lab’s Foreman/Katello installation a dozen times by now. But there is just no scenario which I can find that does content syncing to proxies pr…