doc: checkout: fix broken text reference

Signed-off-by: Alexandr Miloslavskiy <alexandr.miloslavskiy@syntevo.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

Documentation/git-checkout.txt

@@ -95,12 +95,10 @@ using `--ours` or `--theirs`.  With `-m`, changes made to the working tree
 file can be discarded to re-create the original conflicted merge result.
 
 'git checkout' (-p|--patch) [<tree-ish>] [--] [<pathspec>...]::
-	This is similar to the "check out paths to the working tree
-	from either the index or from a tree-ish" mode described
-	above, but lets you use the interactive interface to show
-	the "diff" output and choose which hunks to use in the
-	result.  See below for the description of `--patch` option.
-
+	This is similar to the previous mode, but lets you use the
+	interactive interface to show the "diff" output and choose which
+	hunks to use in the result.  See below for the description of
+	`--patch` option.
 
 OPTIONS
 -------