BY BRIAN HAMILTON OAK RIDGE – South-Doyle put last year in the rearview mirror, where the Cherokees were shut out 14-0 against Oak Ridge in the Class 5A state semifinals, to defeat the Wildcats 28-20 on Thursday night. “It’s a really big confidence booster and it helps us find that we can compete,” South-Doyle head coach Clark Duncan said. “It’s a non-conference game between two really good programs.” Shawn Gary ran for 165 yards and two touchdowns to lead South-Doyle to victory, while Brandon Heyward finished with over 200 yards receiving for Oak Ridge. The Cherokees move down into Class …