The answer is URSF.
User Resisted Soft Fork
"For now I've set up a ##ursf channel on Libera IRC to monitor developments and discuss working on an additional release that if run may ultimately reject blocks that signal for CTV."
https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2022-April/020262.html nostr:note17nv85vd9aqcupumcs2uzrmlc59rl3j3huwvwh03aajtxuqldqzusf56x56