diff --git a/app/controllers/pull_requests_controller.rb b/app/controllers/pull_requests_controller.rb
index d646efb0c..8f3df5546 100644
--- a/app/controllers/pull_requests_controller.rb
+++ b/app/controllers/pull_requests_controller.rb
@@ -69,9 +69,9 @@ class PullRequestsController < ApplicationController
   end
 
   def edit
-    @fork_project_user_name = @project&.fork_project&.owner.try(:show_real_name)
-    @fork_project_user = @project&.fork_project&.owner.try(:login)
-    @fork_project_identifier = @project&.fork_project&.repository.try(:identifier)
+    @fork_project_user_name = @pull_request&.fork_project&.owner.try(:show_real_name)
+    @fork_project_user = @pull_request&.fork_project&.owner.try(:login)
+    @fork_project_identifier = @pull_request&.fork_project&.repository.try(:identifier)
   end
 
   def update
diff --git a/app/views/pull_requests/show.json.jbuilder b/app/views/pull_requests/show.json.jbuilder
index 5c30bd172..ee6563965 100644
--- a/app/views/pull_requests/show.json.jbuilder
+++ b/app/views/pull_requests/show.json.jbuilder
@@ -3,8 +3,8 @@ json.project_name @project.name
 json.identifier @project.identifier
 json.project_identifier @project.identifier
 json.pr_time time_from_now(@pull_request.updated_at)
-json.commits_count @pull_request.commits_count
-json.files_count @pull_request.files_count
+json.commits_count @gitea_pull["commit_num"]
+json.files_count @gitea_pull["changed_files"]
 json.comments_count @issue.journals.parent_journals.size
 json.comments_total_count @issue.get_journals_size