We I wouldn't have thought the way he is behaving is going to grant him that wish.
Since the person who grants pardons is the President of the United States, he could get a pardon before January 20th. Surprisingly, it is not a given that a president can't pardon himself under the US constitution.
ETA: NS speculates that he might resign and get a pardon from Pence. That is plausible and doesn't suffer from the constitutional uncertainty of a self pardon. Trump could effectively hold the GOP to ransom, because, if he starts pushing the narrative that they have behaved in a traitorous way towards him, his base will stop voting for them and that's a sizeable part of the GOP vote gone.