ALBUQUERQUE, N.M, — When San Diego State makes its annual visit to New Mexico and The Pit, they hold a brief practice in the arena. At the end, players to each try rolling a ball up the cement ramp in the arena’s corner that leads to the locker rooms. It’s not as easy as it sounds. The narrow ramp has a steep incline, with walls on either side. And it’s 60 yards long. Balls that seem on track to reach the top suddenly lose steam. Sort of like the Aztecs did Saturday afternoon in a national CBS telecast, racing to a 12-point lead and then running out of steam in what devolved into an ugly 88-70…