https://github.com/aragon/osx/blob/b0ca2fb9bf09b96f2d9ddf0a2121f5ff2735bc3e/packages/contracts/src/framework/dao/DAOFactory.sol#L15 The PluginRepo import is not used anywhere in the DAOFactory smart contract. This was the case in version 1.3.0 and also moved to version 1.4.0.