Something like that.

[She smiles a little wryly at the other Shepard's question, before Kaidan elaborates on the situation. It's probably better coming from him. She does give him a bit of a look for bringing up the clone, but doesn't say anything, turning her attention back to the brunette Shepard]

You were here before, right? So you should be familiar with how the ship could potentially have people from several different versions of the same universe.