doc: group pretty-format.txt placeholders descriptions

diff --git a/Documentation/git-interpret-trailers.txt b/Documentation/git-interpret-trailers.txt
index b8fafb1e8bdd6c3e061b88b227e1ef264bbfbd07..a5e8b36f62bcf5eeedfb5a04ac852c476d9f43f3 100644 (file)
--- a/Documentation/git-interpret-trailers.txt
+++ b/Documentation/git-interpret-trailers.txt
@@ -56,8 +56,9 @@ least one Git-generated or user-configured trailer and consists of at
 least 25% trailers.
 The group must be preceded by one or more empty (or whitespace-only) lines.
 The group must either be at the end of the message or be the last
-non-whitespace lines before a line that starts with '---'. Such three
-minus signs start the patch part of the message.
+non-whitespace lines before a line that starts with '---' (followed by a
+space or the end of the line). Such three minus signs start the patch
+part of the message. See also `--no-divider` below.
 
 When reading trailers, there can be whitespaces after the
 token, the separator and the value. There can also be whitespaces
@@ -125,6 +126,11 @@ OPTIONS
        A convenience alias for `--only-trailers --only-input
        --unfold`.
 
+--no-divider::
+       Do not treat `---` as the end of the commit message. Use this
+       when you know your input contains just the commit message itself
+       (and not an email or the output of `git format-patch`).
+
 CONFIGURATION VARIABLES
 -----------------------