Original chapter reference: Chapter 61: diff-tree. The command options and documentation recipes below are fully transcribed from Git Notes for Professionals.
Compares the content and mode of blobs found via two tree objects.
Section 61.1: See the files changed in a specific commit
git diff-tree --no-commit-id --name-only -r COMMIT_ID
Section 61.2: Usage
git diff-tree [--stdin] [-m] [-c] [--cc] [-s] [-v] [--pretty] [-t] [-r] [--root] [<common-diff-
options>] <tree-ish> [<tree-ish>] [<path>...]Option Explanation -r diff recursively --root include the initial commit as diff against /dev/null
Section 61.3: Common diff options
Option Explanation -z output diff-raw with lines terminated with NUL. -p output patch format. -u synonym for -p. --patch-with-raw output both a patch and the diff-raw format. --stat show diffstat instead of patch. --numstat show numeric diffstat instead of patch. --patch-with-stat output a patch and prepend its diffstat. --name-only show only names of changed files. --name-status show names and status of changed files. --full-index show full object name on index lines. --abbrev=<n> abbreviate object names in diff-tree header and diff-raw. -R swap input file pairs. -B detect complete rewrites. -M detect renames. -C detect copies. --find-copies-harder try unchanged files as candidate for copy detection. -l<n> limit rename attempts up to paths. -O reorder diffs according to the . -S find filepair whose only one side contains the string. --pickaxe-all show all files diff when -S is used and hit is found. -a --text treat all files as text.