submodule: avoid auto-discovery in prepare_submodule_repo_env()

diff --git a/submodule.c b/submodule.c
index 4532b11d66f8cdc0abdf003b3a16a632bd923890..2801fbbe1483a0ee1eea058c99b757da8b465122 100644 (file)
--- a/submodule.c
+++ b/submodule.c
@@ -1160,4 +1160,5 @@ void prepare_submodule_repo_env(struct argv_array *out)
                if (strcmp(*var, CONFIG_DATA_ENVIRONMENT))
                        argv_array_push(out, *var);
        }
+       argv_array_push(out, "GIT_DIR=.git");
 }