By Rich Jones The San Francisco 49ers have been gearing up for their Super Bowl LVIII face-off against Patrick Mahomes and the Kansas City Chiefs. Part of their strategy involves running a scout team, where backup players mimic the opponent’s offense to give their defense some practice. This can be tricky when facing the Chiefs, thanks to Mahomes’ unique skills and his spontaneous plays with Travis Kelce. The task of simulating what the 49ers defense might come up against has fallen to backup quarterbacks Sam Darnold and Brandon Allen. Despite the pressure, they’ve enjoyed trying to play like …