Mack Brown has heard every insult a road crowd can come up with. Maybe Oklahoma State fans didn’t believe in keeping it football. The former Texas head coach pulled back the curtain on one of the wildest sideline experiences from his years in Stillwater. He felt amused recalling how Cowboys fans sitting directly behind the Longhorn bench spent a whole game relentlessly heckling him. “At Oklahoma State, I think I’d thrown my headset or something…