undo command

This commit was sponsored by Andrew Cant.

1 files changed, 16 insertions, 0 deletions

diff --git a/doc/git-annex.mdwn b/doc/git-annex.mdwn
index 0fd5b08a6..f1404af46 100644
--- a/doc/git-annex.mdwn
+++ b/doc/git-annex.mdwn
@@ -282,6 +282,22 @@ subdirectories).
   are on a video hosting site, and the video is downloaded. This allows
   importing e.g., youtube playlists.
 
+* `undo [filename|directory] ...`
+
+  When passed a filename, undoes the last change that was made to that
+  file.
+
+  When passed a directory, undoes the last change that was made to the
+  contents of that directory.
+
+  Running undo a second time will undo the undo, returning the working
+  tree to the same state it had before. In order for undoing an undo of
+  staged changes, any staged changes are first committed by the
+  undo command.
+
+  Note that this does not undo get/drop of a file's content; it only
+  operates on the file tree committed to git.
+
 * `watch`
 
   Watches for changes to files in the current directory and its subdirectories,