The Mustangs gave up a 2-0 lead in the bottom of the seventh during the third game of the series.
Cal Poly softball took the final game of their three-game series against UC Riverside with a 2-1 walk-off victory.
The Cal Poly softball team improved its record to 16-13 on the season with two wins over the weekend.
Hyland pitched for Cal Poly’s team for four years and stepped into the role of student assistant this year.
The Mustangs finished the regular season with a fifth-place finish in the Big West Conference.