The two connected for scores from 10, 43, and 35 yards as coach Bobby Hauck won his first game with UNLV (1-3, 1-1 Mountain West).
Clayton finished 14 of 20 with 194 yards passing, while Johnson had 138 yards on eight catches as the Rebels scored 45 straight points after trailing New Mexico (0-4, 0-2) by a touchdown in the first quarter.
Tarean Austin, New Mexico's first true freshman starting quarterback since 1988, finished 17 of 40 for 177 yards with a touchdown and two interceptions.
Jim Harbaugh participated Tuesday in an annual walk to the graves of Bo Schembechler and Fielding Yost, and the current Wolverines coach smashed a buckeye at the grave of his former coach.
In a push for bowl eligibility, the University of California has asked the NCAA to allow its season-opening win over FCS school Grambling State to count toward the necessary six wins.
Michigan football coach Jim Harbaugh smashes a buckeye at former Michigan football coach Bo Schembechler's grave. Harbaugh's father and Michigan fans joined in to honor Schembechler. Michigan plays the rival Ohio State Buckeyes on Saturday.
The 3-point stance discusses the late-season issues the nation's top receivers are having, the fitting Hornung Award finalists, and Oklahoma State.
Tennessee coach Butch Jones and Vanderbilt coach Derek Mason discuss their preparations for Week 13.
SEC Network's Greg McElroy and Jabari Greer discuss how Georgia will be able to contain Georgia Tech's offense.