Fix repository mirroring calling path_with_namespace

app/models/concerns/repository_mirroring.rb

@@ -4,11 +4,11 @@ module RepositoryMirroring
   end
 
   def push_remote_branches(remote, branches)
-    gitlab_shell.push_remote_branches(storage_path, path_with_namespace, remote, branches)
+    gitlab_shell.push_remote_branches(storage_path, disk_path, remote, branches)
   end
 
   def delete_remote_branches(remote, branches)
-    gitlab_shell.delete_remote_branches(storage_path, path_with_namespace, remote, branches)
+    gitlab_shell.delete_remote_branches(storage_path, disk_path, remote, branches)
   end
 
   def set_remote_as_mirror(name)
@@ -28,7 +28,7 @@ module RepositoryMirroring
   end
 
   def remote_tags(remote)
-    gitlab_shell.list_remote_tags(storage_path, path_with_namespace, remote).map do |name, target|
+    gitlab_shell.list_remote_tags(storage_path, disk_path, remote).map do |name, target|
       target_commit = Gitlab::Git::Commit.find(raw_repository, target)
       Gitlab::Git::Tag.new(raw_repository, name, target, target_commit)
     end