McConnell was one of the staunchest Trump supporters prior to the Capital insurrection. Then "turned" against. Voted not guilty in impeachment on constitutionality grounds, but gave a fire speech holding Trump accountable on moral grounds.
Kentucky is now considering legislation to require the governor to appoint a senator of the same political party to replace a senator that doesn't fulfill their term.
Maybe Mitch knows something about his future that we don't? Maybe he's trying to "do the right thing regarding his legacy, while still staying "true" to his roots?