Several debian issues with packagecloud

Today I have tried to use the install of gitlab using the new instructions from the blog post.

root@gitlab:~# curl https://packages.gitlab.com/install/repositories/gitlab/gitlab-ce/script.deb | sudo bash
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100  2643    0  2643    0     0   2202      0 --:--:--  0:00:01 --:--:--  3258
Detected operating system as debian/wheezy.
Checking for curl...
Detected curl...
Installing apt-transport-https... done.
Getting the hostname of this machine...
Found hostname: gitlab.ic3s.de
Installing /etc/apt/sources.list.d/gitlab_gitlab-ce.list...done.
Importing packagecloud gpg key... done.
Running apt-get update... 
W: Failed to fetch https://packages.gitlab.com/gitlab/gitlab-ce/debian/dists/wheezy/main/source/Sources  The requested URL returned error: 403

W: Failed to fetch https://packages.gitlab.com/gitlab/gitlab-ce/debian/dists/wheezy/main/binary-amd64/Packages  The requested URL returned error: 403

E: Some index files failed to download. They have been ignored, or old ones used instead.