diff --git a/Makefile b/Makefile
index 32b4da1f054..1fbc05730a8 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,3 @@
-# WARNING: This file is autogenerated - changes will be overwritten if not made via https://github.com/pulumi/ci-mgmt
-
 .PHONY: check_schema
 
 PACK := aws
@@ -137,7 +135,7 @@ bin/pulumi-java-gen:
 init_upstream:
 	@if [ ! -f "upstream/.git" ]; then \
 			echo "Initializing upstream submodule" ; \
-			(cd upstream && git submodule update --init && git remote add source git@github.com:hashicorp/terraform-provider-aws.git) ; \
+			(cd upstream && git submodule update --init && git remote add source git@github.com:hashicorp/terraform-provider-aws.git && git fetch source) ; \
 		fi; \
 
 export_upstream_patches: init_upstream