用法

git diff-tree [--stdin] [-m] [-c] [--cc] [-s] [-v] [--pretty] [-t] [-r] [--root] [<common-diff-options>] <tree-ish> [<tree-ish>] [<path>...]
选项 说明
-r diff 递归
-root 包括初始提交作为/ dev / null 的差异