If Joe Bag’O’Donuts copies and pastes LGPL code into his own personal repository that has MIT license attached, is it safe for Copilot to train on it? I’m real

If Joe Bag’O’Donuts copies and pastes LGPL code into his own personal repository that has MIT license attached, is it safe for Copilot to train on it? I’m really of the opinion that MS needs to document the training set and include a high bar for inclusion of additional repos.