SAN FRANCISCO — Pablo Sandoval splashed a home run into McCovey Cove, Brandon Belt and Marco Scutaro also connected to back Tim Lincecum, and the San Francisco Giants beat the Atlanta Braves 5-1 on Sunday to wrap up a strong homestand. Lincecum (3-2) struck out seven in seven scoreless innings to end a three-start winless stretch in which he went 0-2. He also stopped a four-start skid against Atlanta, beating the Braves for the first time since April 11, 2010.