Make `Gitlab::Git::Repository::NoRepository` exception discoverable

app/services/geo/repository_sync_service.rb

@@ -36,7 +36,7 @@ module Geo
         expire_repository_caches
 
         finished_at = DateTime.now
-      rescue Gitlab::Shell::Error => e
+      rescue Gitlab::Git::Repository::NoRepository, Gitlab::Shell::Error => e
         Rails.logger.error("#{self.class.name}: Error syncing repository for project #{project.path_with_namespace}: #{e}")
       end
 

app/services/geo/repository_update_service.rb

@@ -20,8 +20,8 @@ module Geo
         project.repository.expire_branch_cache
         project.repository.expire_content_cache
       end
-    rescue Gitlab::Shell::Error => e
-      logger.error "Error fetching repository for project #{project.path_with_namespace}: #{e}"
+    rescue Gitlab::Git::Repository::NoRepository, Gitlab::Shell::Error => e
+      logger.error "#{self.class.name}: Error fetching repository for project #{project.path_with_namespace}: #{e}"
     end
 
     private