checkout: mention '--' in the docs

diff --git a/t/t7201-co.sh b/t/t7201-co.sh
index 3111baa9e38ecf96de6385dc9241ea8c992e4992..9ad5d635a2881c920fff8e524aea0ed931f68e6c 100755 (executable)
--- a/t/t7201-co.sh
+++ b/t/t7201-co.sh
@@ -335,6 +335,6 @@ test_expect_success \
     git checkout -b delete-me master &&
     rm .git/refs/heads/delete-me &&
     test refs/heads/delete-me = "$(git symbolic-ref HEAD)" &&
-    !(git checkout --track -b track)'
+    test_must_fail git checkout --track -b track'
 
 test_done