tests: at-combinations: improve nonsense()

diff --git a/t/t1508-at-combinations.sh b/t/t1508-at-combinations.sh
index 112612567284413b527829cf000734c7eeaf4e7a..d45a4103627960b79af8b89cb06d05be301d5acc 100755 (executable)
--- a/t/t1508-at-combinations.sh
+++ b/t/t1508-at-combinations.sh
@@ -18,7 +18,7 @@ check() {
 
 nonsense() {
        test_expect_${2:-success} "$1 is nonsensical" "
-               test_must_fail git log -1 '$1'
+               test_must_fail git rev-parse --verify '$1'
        "
 }