For example,
module Test.Cardano.Conway.Cuddle where
[...]
import Test.Cardano.Shelley.Cuddle qualified as Shelley
[...]
transaction_output :: Rule
transaction_output = extendName "_version_1" Shelley.transaction_output
or
transaction_output :: Rule
transaction_output = overrideName "transaction_output_version_1" Shelley.transaction_output