git-branch: Documentation fixes

Signed-off-by: Fredrik Kuivinen <freku045@student.liu.se>
Signed-off-by: Junio C Hamano <junkio@cox.net>

Documentation/git-branch.txt

@@ -7,7 +7,7 @@ git-branch - Create a new branch, or remove an old one.
 
 SYNOPSIS
 --------
-'git-branch' [-d | -D] [<branchname> [start-point]]
+'git-branch' [(-d | -D) <branchname>] | [[-f] <branchname> [<start-point>]]
 
 DESCRIPTION
 -----------
@@ -25,10 +25,13 @@ OPTIONS
 -D::
 	Delete a branch irrespective of its index status.
 
+-f::
+	Force a reset of <branchname> to <start-point> (or current head).
+
 <branchname>::
 	The name of the branch to create or delete.
 
-start-point::
+<start-point>::
 	Where to create the branch; defaults to HEAD. This
 	option has no meaning with -d and -D.
 

git-branch.sh

@@ -1,6 +1,6 @@
 #!/bin/sh
 
-USAGE='[-d <branch>] | [[-f] <branch> [start-point]]'
+USAGE='[(-d | -D) <branchname>] | [[-f] <branchname> [<start-point>]]'
 LONG_USAGE='If no arguments, show available branches and mark current branch with a star.
 If one argument, create a new branch <branchname> based off of current HEAD.
 If two arguments, create a new branch <branchname> based off of <start-point>.'