Patch #1104111: Alter setup.py --help and --help-commands.
diff --git a/Lib/distutils/command/clean.py b/Lib/distutils/command/clean.py
index 1844ffe..02189c5 100644
--- a/Lib/distutils/command/clean.py
+++ b/Lib/distutils/command/clean.py
@@ -15,7 +15,7 @@
 
 class clean (Command):
 
-    description = "clean up output of 'build' command"
+    description = "clean up temporary files from 'build' command"
     user_options = [
         ('build-base=', 'b',
          "base build directory (default: 'build.build-base')"),