rescue forbidden user github error

app/models/shipit/user.rb

@@ -95,6 +95,8 @@ def refresh_from_github!
       update!(github_user: Shipit.github.api.user(github_id))
     rescue Octokit::NotFound
       identify_renamed_user!
+    rescue Octokit::Forbidden
+      Rails.logger.info("User #{name}, github_id #{github_id} has forbidden access to their GitHub, likely deleted.")
     end
 
     def github_user=(github_user)

test/models/users_test.rb

@@ -155,7 +155,7 @@ class UsersTest < ActiveSupport::TestCase
       user = User.find_or_create_from_github(@minimal_github_user)
       assert_nil user.email
     end
-
+    
     test "find_or_create_from_github handles user 403" do
       Shipit.preferred_org_emails = [@org_domain]
       Octokit::Client.any_instance.expects(:emails).raises(Octokit::Forbidden)
@@ -203,6 +203,14 @@ class UsersTest < ActiveSupport::TestCase
       assert_equal 'george@cyclim.se', user.email
     end
 
+    test "#refresh_from_github! logs deleted users" do
+      Shipit.github.api.expects(:user).with(@user.github_id).raises(Octokit::Forbidden)
+
+      Rails.logger.expects(:info).with("User #{@user.name}, github_id #{@user.github_id} has forbidden access to their GitHub, likely deleted.")
+
+      @user.refresh_from_github!
+    end
+
     test "#github_api uses the user's access token" do
       assert_equal @user.github_access_token, @user.github_api.access_token
     end