- '%b': body
- '%B': raw body (unwrapped subject and body)
- '%N': commit notes
+- '%GG': raw verification message from GPG for a signed commit
+- '%G?': show either "G" for Good or "B" for Bad for a signed commit
+- '%GS': show the name of the signer for a signed commit
- '%gD': reflog selector, e.g., `refs/stash@{1}`
- '%gd': shortened reflog selector, e.g., `stash@{1}`
- '%gn': reflog identity name
- '%Cgreen': switch color to green
- '%Cblue': switch color to blue
- '%Creset': reset color
-- '%C(...)': color specification, as described in color.branch.* config option
+- '%C(...)': color specification, as described in color.branch.* config option;
+ adding `auto,` at the beginning will emit color only when colors are
+ enabled for log output (by `color.diff`, `color.ui`, or `--color`, and
+ respecting the `auto` settings of the former if we are going to a
+ terminal)
- '%m': left, right or boundary mark
- '%n': newline
- '%%': a raw '%'