- '%cI': committer date, strict ISO 8601 format
- '%d': ref names, like the --decorate option of linkgit:git-log[1]
- '%D': ref names without the " (", ")" wrapping.
+- '%S': ref name given on the command line by which the commit was reached
+ (like `git log --source`), only works with `git log`
- '%e': encoding
- '%s': subject
- '%f': sanitized subject line, suitable for a filename
and "N" for no signature
- '%GS': show the name of the signer for a signed commit
- '%GK': show the key used to sign a signed commit
+- '%GF': show the fingerprint of the key used to sign a signed commit
+- '%GP': show the fingerprint of the primary key whose subkey was used
+ to sign a signed commit
- '%gD': reflog selector, e.g., `refs/stash@{1}` or
`refs/stash@{2 minutes ago`}; the format follows the rules described
for the `-g` option. The portion before the `@` is the refname as