diff -ruN git-2.9.3/t/t7416-submodule-dash-url.sh git-2.9.3_patched/t/t7416-submodule-dash-url.sh
--- git-2.9.3/t/t7416-submodule-dash-url.sh	2018-10-29 17:34:24.026464641 +0100
+++ git-2.9.3_patched/t/t7416-submodule-dash-url.sh	2018-10-29 17:36:35.839468588 +0100
@@ -20,6 +20,13 @@
 	test_cmp expect actual
 '
 
+test_expect_success 'fsck accepts protected dash' '
+	test_when_finished "rm -rf dst" &&
+	git init --bare dst &&
+	git -C dst config transfer.fsckObjects true &&
+	git push dst HEAD
+'
+
 test_expect_success 'remove ./ protection from .gitmodules url' '
 	perl -i -pe "s{\./}{}" .gitmodules &&
 	git commit -am "drop protection"
@@ -31,4 +38,12 @@
 	test_i18ngrep ignoring err
 '
 
+test_expect_success 'fsck rejects unprotected dash' '
+	test_when_finished "rm -rf dst" &&
+	git init --bare dst &&
+	git -C dst config transfer.fsckObjects true &&
+	test_must_fail git push dst HEAD 2>err &&
+	grep gitmodulesUrl err
+'
+
 test_done
diff -ruN git-2.9.3/t/t7417-submodule-path-url.sh git-2.9.3_patched/t/t7417-submodule-path-url.sh
--- git-2.9.3/t/t7417-submodule-path-url.sh	2018-10-29 17:34:24.026464641 +0100
+++ git-2.9.3_patched/t/t7417-submodule-path-url.sh	2018-10-29 17:34:44.272493015 +0100
@@ -17,4 +17,12 @@
 	test_i18ngrep ignoring err
 '
 
+test_expect_success 'fsck rejects unprotected dash' '
+	test_when_finished "rm -rf dst" &&
+	git init --bare dst &&
+	git -C dst config transfer.fsckObjects true &&
+	test_must_fail git push dst HEAD 2>err &&
+	grep gitmodulesPath err
+'
+
 test_done