Backport EE change for setting up forked project

spec/services/merge_requests/conflicts/resolve_service_spec.rb

@@ -6,11 +6,7 @@ describe MergeRequests::Conflicts::ResolveService do
   let(:project) { create(:project, :public, :repository) }
   let(:forked_project) do
-    forked_project = fork_project(project, user)
-    TestEnv.copy_repo(forked_project,
-                      bare_repo: TestEnv.forked_repo_path_bare,
-                      refs: TestEnv::FORKED_BRANCH_SHA)
-    forked_project
+    fork_project_with_submodules(project, user)
   end
   let(:merge_request) do

spec/support/project_forks_helper.rb

@@ -52,7 +52,7 @@ module ProjectForksHelper
     TestEnv.copy_repo(forked_project,
                       bare_repo: TestEnv.forked_repo_path_bare,
                       refs: TestEnv::FORKED_BRANCH_SHA)
-
+    forked_project.repository.after_import
     forked_project
   end
 end