SAN DIEGO — One day this winter, when this Washington State football season has come to a merciful end and coach Kirby Moore reflects on his first season with the program, he might sit in his office and ponder how it all went so disastrously wrong. He might jot down some notes about mistakes he made, might regret some decisions he made.

He might think back to his WSU team’s final game before the bye week, a 26-20 road loss to San Diego State on Saturday evening, and wish he could have a few things back: The timeout he called on the Cougars’ final drive, the one he called before the Aztecs’ last touchdown, the decision to send out kicker Jack Stevens for a 53-yard field goal in spitting rain that fell hopelessly short.

When Moore contemplates it all, the reasons why the Cougars have spent the entire season to this point without an FBS win, he might wish for a do-over in several spots.…