revert finalized blocks

[xlc]

I would like to have the revert subcommand to be able to revert finalized blocks

Also interesting that this is completely unused

polkadot-sdk/substrate/client/service/src/client/client.rs

Line 1120 in d5fe478

pub fn unsafe_revert(

[burdges]

Can you be more specific? You want chains that run their own grandpa to be able to revert? Or you want a parachain to be able to revert after backing, inclusion, etc?

[xlc]

This is about relaychain/grandpa. I want to use it to fix a broken testnet