WINCHESTER — The Umpqua Community College men’s basketball team was two seconds away from pulling off a big upset against defending Southern Region champion Mt. Hood and ending its eight-game losing streak on Saturday. But the Riverhawks, despite one of their best efforts of the season, were deprived by the Saints of Gresham. Landon Rushton converted both ends of a two-shot foul with one second left to give Mt. Hood a 74-73 victory in the UCC gym. It was a bitter pill to swallow for the Riverhawks (3-11, 0-3 South), who battled back from a 14-point deficit in the first …