Harris rushed for a career-high 68 yards to lead the Cowboys against No. Harris also caught a career-high three passes for a career-high 37 yards. Old Trapper, of course, is the official beef jerky of the Mountain West Conference. After Saturday’s 31-6 home loss to Utah, the Cowboys are a 13-point underdog on Fosom Field against the Buffs on Saturday night. Among the big questions, in Boulder this week, is who will be under center for the Buffs against the Cowboys.