test=`echo "$cmd" | sed -e 's|[/ ][/ ]*|_|g'`
        cnt=`expr $test_count + 1`
        pfx=`printf "%04d" $cnt`
-       expect="../../t5515/fetch.$test"
-       actual="$pfx-fetch.$test"
+       expect_f="../../t5515/fetch.$test"
+       actual_f="$pfx-fetch.$test"
+       expect_r="../../t5515/refs.$test"
+       actual_r="$pfx-refs.$test"
 
        test_expect_success "$cmd" '
                {
                        rm -f .git/refs/tags/*
                        git fetch "$@" >/dev/null
                        cat .git/FETCH_HEAD
-               } >"$actual" &&
-               if test -f "$expect"
+               } >"$actual_f" &&
+               git show-ref >"$actual_r" &&
+               if test -f "$expect_f"
                then
-                       git diff -u "$expect" "$actual" &&
-                       rm -f "$actual"
+                       test_cmp "$expect_f" "$actual_f" &&
+                       rm -f "$actual_f"
                else
                        # this is to help developing new tests.
-                       cp "$actual" "$expect"
+                       cp "$actual_f" "$expect_f"
+                       false
+               fi &&
+               if test -f "$expect_r"
+               then
+                       test_cmp "$expect_r" "$actual_r" &&
+                       rm -f "$actual_r"
+               else
+                       # this is to help developing new tests.
+                       cp "$actual_r" "$expect_r"
                        false
                fi
        '