In short no one, because they will be seen as an Army of occupation, this is what the Americans have been saying to them, they are going to have to occupy the whole strip, and have men and resources committed to it, the Iranians will be rubbing their hands with joy at the prospect, setting silly objectives can be a costly mistake
Of course they could stop after a Gaza city and call victory, but it will be a piric victory , apparently they don’t even know, the world is not going to come in and clean their mess up