Merge branch 'nd/ls-remote-does-not-have-u-option' into maint

* nd/ls-remote-does-not-have-u-option:
  ls-remote.txt: delete unsupported option

Author: gitster

Documentation/git-ls-remote.txt

@@ -9,7 +9,7 @@ git-ls-remote - List references in a remote repository
 SYNOPSIS
 --------
 [verse]
-'git ls-remote' [--heads] [--tags]  [-u <exec> | --upload-pack <exec>]
+'git ls-remote' [--heads] [--tags]  [--upload-pack=<exec>]
 	      [--exit-code] <repository> [<refs>...]
 
 DESCRIPTION
@@ -29,7 +29,6 @@ OPTIONS
 	both, references stored in refs/heads and refs/tags are
 	displayed.
 
--u <exec>::
 --upload-pack=<exec>::
 	Specify the full path of 'git-upload-pack' on the remote
 	host. This allows listing references from repositories accessed via

builtin/ls-remote.c

@@ -4,7 +4,7 @@
 #include "remote.h"
 
 static const char ls_remote_usage[] =
-"git ls-remote [--heads] [--tags]  [-u <exec> | --upload-pack <exec>]\n"
+"git ls-remote [--heads] [--tags]  [--upload-pack=<exec>]\n"
 "                     [-q | --quiet] [--exit-code] [--get-url] [<repository> [<refs>...]]";
 
 /*