DENVER (AP) — Tim Lincecum hasn’t changed a thing on the mound. His recent turnaround, he says, is the result of an old-fashioned gut-check.Lincecum won consecutive starts for the first time since April, Hunter Pence had three RBIs and the San Francisco Giants beat the Colorado Rockies 8-3 Sunday for a three-game sweep.“I just wanted to dig deep,” Lincecum said. “I knew this was a big game for us.