fix

app/controllers/concerns/admin/reorderable.rb

@@ -4,10 +4,12 @@ module Admin::Reorderable
   included do
     def reorder
       ids = params[:ids] || []
+      first_object = model.find_by(id: ids.first)
       ids.each.with_index do |id, index|
         object = model.find_by(id: id)
         object.update_column(:position, index + 1) unless object.nil?
       end
+      first_object.sync_with_git if first_object&.respond_to?(:sync_with_git)
     end
 
     def model