Read about it at Football Study Hall!
The biggest factor was undoubtedly that Clelin Ferrell dominated the Ohio State OL and they were awful at LG after Michael Jordan went down. He had four tackles, three behind the line of scrimmage and one on a sack, but he was involved in a few other instances where Clemson blew up some Ohio State runs.
His matchup with Cam Robinson in the final will be an interesting one to watch.