---author, --date::
- Output From: and Date: headers for commits made by
- yourself as well. Usually these are output only for
- commits made by people other than yourself.
+-s|--signoff::
+ Add `Signed-off-by:` line to the commit message, using
+ the committer identity of yourself.
+
+-c|--check::
+ Display suspicious lines in the patch. The definition
+ of 'suspicious lines' is currently the lines that has
+ trailing whitespaces, and the lines whose indentation
+ has a SP character immediately followed by a TAB
+ character.
+
+--stdout::
+ This flag generates the mbox formatted output to the
+ standard output, instead of saving them into a file per
+ patch and implies --mbox.
+
+
+EXAMPLES
+--------
+
+git-format-patch -k --stdout R1..R2 | git-am -3 -k::
+ Extract commits between revisions R1 and R2, and apply
+ them on top of the current branch using `git-am` to
+ cherry-pick them.
+
+git-format-patch origin::
+ Extract commits the current branch accumulated since it
+ pulled from origin the last time in a patch form for
+ e-mail submission.