Fairchild started in right field and went 1-for-2 with a walk and a solo home run in Saturday's 6-4 win over the Giants.
Fairchild's fourth-inning homer finished off the Reds' scoring for the day. It was his seventh home run and second in the last seven games. Fairchild, who typically starts against left-handers, is batting .222/.293/.360 over 209 plate appearances (79 games).