SYRACUSE, N.Y. — Over the past week the Syracuse football team held its first scrimmage of training camp, continued to identify top performers and began to provide some clarity on the second rung of the depth chart. Here are six takeaways after the second week of fall camp. Backup quarterback battle The biggest position battle for Syracuse is at backup quarterback. Amari Odom and Malachi Nelson, both in their third seasons of college football, a…