How do you mitigate the Terrapin SSH attack?

The Terrapin Attack on SSH details a _"prefix truncation attack targeting the SSH protocol. More precisely, Terrapin breaks the integrity of SSH's secure channel. By carefully adjusting the sequence numbers during the handshake, an attacker can remove an arbitrary amount of messages sent by the client or server at the beginning of the secure channel without the client or server noticing it."_ How would you change the SSH configuration to mitigate this attack?