[we are doing it for the] “integrity of information and resources connected to the Clemson network”.
They're not doing it to censor or discourage use. They're doing it because they don't want the software running on their network alongside their network resources.
You can still use tiktok, just not while connected to their network infrastructure.
Connect for lemmy has this on Android. Since others are saying it's on the road map for lemmy, I guess its built into the Connect app and doesn't apply when you login via pc/browser but it should help if you're on mobile, works for me.