Add ``git help -a`` and ``-g``

diff --git a/git-wiki.txt b/git-wiki.txt
index aa44ff2abae90d9f0837be851d72d3a41f878f92..d5317044a29ec21655507aac36a8b065a724ce04 100644 (file)
--- a/git-wiki.txt
+++ b/git-wiki.txt
@@ -49,11 +49,13 @@ many different languages. Download Russian translation from `GArik
 `Git Buch <http://gitbu.ch/index.html>`_ (German).
 
 
-Offline documentation
----------------------
+Builtin help
+------------
 
-Git has builtin help: run ``git help $TOPIC``. For example, run
-``git help git`` or ``git help help``.
+Run ``git help $TOPIC``. For example, run ``git help git`` or
+``git help help``. Run ``git help -a`` to list help topics for all
+available commands; ``git help -g`` to list help guides, i.e. help topics
+that aren't commands.
 
 
 Quick start