diff -r edfb9a0ad085 -r 00bc31523074 tests/test-tutorial.t
--- a/tests/test-tutorial.t	Thu Aug 14 15:26:55 2014 -0700
+++ b/tests/test-tutorial.t	Fri Aug 15 00:46:23 2014 -0700
@@ -446,11 +446,16 @@
       The --include option specifies patterns to uncommit. The --exclude option
       specifies patterns to keep in the commit.
   
+      The --rev argument let you change the commit file to a content of another
+      revision. It still does not change the content of your file in the working
+      directory.
+  
       Return 0 if changed files are uncommitted.
   
   options:
   
    -a --all                 uncommit all changes when no arguments given
+   -r --rev VALUE           revert commit content to REV instead
    -I --include PATTERN [+] include names matching the given patterns
    -X --exclude PATTERN [+] exclude names matching the given patterns