clone: don't clone the info/alternates file

Now that the cloned alternates file is parsed, too we don't need to
copy it into our new repository, we just reference it.

Signed-off-by: Martin Waitz <tali@admingilde.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>

git-clone.sh

@@ -261,11 +261,7 @@ yes,yes)
 	    ;;
 	yes)
 	    mkdir -p "$GIT_DIR/objects/info"
-	    {
-		test -f "$repo/objects/info/alternates" &&
-		cat "$repo/objects/info/alternates";
-		echo "$repo/objects"
-	    } >>"$GIT_DIR/objects/info/alternates"
+	    echo "$repo/objects" >> "$GIT_DIR/objects/info/alternates"
 	    ;;
 	esac
 	git-ls-remote "$repo" >"$GIT_DIR/CLONE_HEAD"