When pitching, besides having soft hands and great technique, you need to factor in the speed the green and how much does your ball usually roll. The roll is usually dependant on your ball flight. The biggest mistake is to aim for the hole. You will tend to over hit the ball if you do so. It is important to practice and gauge how much your ball usually rolls to gauge your landing spot. After a few practice shots, try to feel the distance and always remember to identify the landing spot