LinuxQuestions.org - get sane-git ppa working

I just added the sane-git repository, but it is disabled by default. How do I get it going on Ubuntu 18.04?

I get: 403 Forbidden [IP: 91.189.95.83 80]

Works fine on my laptop.

Quote:

pedro@pedroschooloffice:~$ sudo add-apt-repository ppa:rolfbensch/sane-git
Ubuntu SANE packages from SANE daily git snapshots (http://www.sane-project.org/snapshots/).

Unchanged SANE daily git snapshots are ignored!

Please send scanner related questions to the SANE mailing list <email address hidden>.

If you need the last released scanner driver, you can use my other PPA: https://launchpad.net/~rolfbensch/+a...u/sane-release.
More info: https://launchpad.net/~rolfbensch/+a...buntu/sane-git
Press [ENTER] to continue or Ctrl-c to cancel adding it.

Hit:1 http://security.ubuntu.com/ubuntu bionic-security InRelease
Hit:2 http://cn.archive.ubuntu.com/ubuntu bionic InRelease
Err:3 http://ppa.launchpad.net/rolfbensch/ppa/ubuntu bionic InRelease
403 Forbidden [IP: 91.189.95.83 80]
Hit:4 http://cn.archive.ubuntu.com/ubuntu bionic-updates InRelease
Hit:5 http://cn.archive.ubuntu.com/ubuntu bionic-backports InRelease
Hit:6 http://ppa.launchpad.net/libreoffice/ppa/ubuntu bionic InRelease
Hit:7 http://ppa.launchpad.net/rolfbensch/sane-git/ubuntu bionic InRelease
Reading package lists... Done
E: Failed to fetch http://ppa.launchpad.net/rolfbensch/...onic/InRelease 403 Forbidden [IP: 91.189.95.83 80]
E: The repository 'http://ppa.launchpad.net/rolfbensch/ppa/ubuntu bionic InRelease' is not signed.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
pedro@pedroschooloffice:~$