That just makes his move even more stupid, because he loses his excuse and makes himself a target

If he had just waited a couple hours, and THEN "reluctantly signed the certification" while giving half assed Kemp tier excuses, he could have partially saved face

But instead he goes full "et tu, Brutus" in an overly dramatic way for the press

It is still likely Kemp can "redeem" himself in the eyes of Trump and the gop, even if he's a douchebag, but Ducey fucked up big