successfully adds the new version with the updated name on the projects repo

app/controllers/concerns/creates_commit.rb

@@ -7,7 +7,8 @@ module CreatesCommit
     commit_params = @commit_params.merge(
       source_project: @project,
       source_branch: @ref,
-      target_branch: @target_branch
+      target_branch: @target_branch,
+      file_path: @path
     )
     result = service.new(@tree_edit_project, current_user, commit_params).execute

app/controllers/projects/blob_controller.rb

@@ -44,7 +44,11 @@ class Projects::BlobController < Projects::ApplicationController
           "#file-path-#{hexdigest(@path)}"
       else
         # params[:file_name] stores the new name for the file
-        namespace_project_blob_path(@project.namespace, @project, File.join(@target_branch, params[:file_name]))
+        unless params[:file_name] == @path
+          @path = params[:file_name]
+        end
+
+        namespace_project_blob_path(@project.namespace, @project, File.join(@target_branch, @path))
       end
     create_commit(Files::UpdateService, success_path: after_edit_path,