SLES image spews errors when starting in vagrant

It appears we have issues with repositories in our SLES image.
Example run: https://elasticsearch-ci.elastic.co/job/elastic+elasticsearch+master+packaging-tests/1177/console
Output we see:
==> sles-12: Waiting for machine to boot. This may take a few minutes...
    sles-12: SSH address: 127.0.0.1:2222
    sles-12: SSH username: vagrant
    sles-12: SSH auth method: private key
    sles-12: Warning: Remote connection disconnect. Retrying...
    sles-12: Warning: Remote connection disconnect. Retrying...
    sles-12: 
    sles-12: Vagrant insecure key detected. Vagrant will automatically replace
    sles-12: this with a newly generated keypair for better security.
    sles-12: 
    sles-12: Inserting generated public key within guest...
    sles-12: Removing insecure key from the guest if it's present...
    sles-12: Key inserted! Disconnecting and reconnecting using new SSH key...
==> sles-12: Machine booted and ready!
==> sles-12: Checking for guest additions in VM...
==> sles-12: Mounting shared folders...
    sles-12: /project => /var/lib/jenkins/workspace/elastic+elasticsearch+master+packaging-tests/qa/vagrant
    sles-12: /elasticsearch => /var/lib/jenkins/workspace/elastic+elasticsearch+master+packaging-tests
    sles-12: /tmp/vagrant-cache => /var/lib/jenkins/.vagrant.d/cache/elastic/sles-12-x86_64
    sles-12: /home/vagrant/.gradle/caches => /var/lib/jenkins/.gradle/caches
==> sles-12: Configuring cache buckets...
==> sles-12: Running provisioner: dependencies (shell)...
    sles-12: Running: inline script
==> sles-12: Repository 'systemsmanagement_puppet' not found by alias, number or URI.
==> sles-12: Removing repository 'Puppet Labs PC1 Repository sles 12 - x86_64' [..
==> sles-12: .done]
==> sles-12: Repository 'Puppet Labs PC1 Repository sles 12 - x86_64' has been removed.
==> sles-12: Adding repository 'dvd1' [..
==> sles-12: .
==> sles-12: .
==> sles-12: ..done]
==> sles-12: Repository 'dvd1' successfully added
==> sles-12: Enabled     : Yes                                              
==> sles-12: Autorefresh : No                                               
==> sles-12: GPG Check   : Yes                                              
==> sles-12: Priority    : 99                                               
==> sles-12: URI         : http://demeter.uni-regensburg.de/SLES12-x64/DVD1/
==> sles-12: Repository 'SLES12-SP2-12.2-0' is up to date.
==> sles-12: Retrieving repository 'Python Modules (SLE_12_SP2)' metadata [.
==> sles-12: done]
==> sles-12: Building repository 'Python Modules (SLE_12_SP2)' cache [..
==> sles-12: ..done]
==> sles-12: Retrieving repository 'A project for basic libraries shared among multiple projects (SLE_12_SP2)' metadata [.
==> sles-12: .
==> sles-12: done]
==> sles-12: Building repository 'A project for basic libraries shared among multiple projects (SLE_12_SP2)' cache [..
==> sles-12: ..done]
==> sles-12: Retrieving repository 'Software configuration management (SLE_12_SP2)' metadata [.
==> sles-12: done]
==> sles-12: Building repository 'Software configuration management (SLE_12_SP2)' cache [..
==> sles-12: ..
==> sles-12: done]
==> sles-12: Retrieving repository 'dvd1' metadata [.
==> sles-12: Permission to access 'http://demeter.uni-regensburg.de/SLES12-x64/DVD1/media.1/media' denied.
==> sles-12: Abort, retry, ignore? [a/r/i/? shows all options] (a): a
==> sles-12: error]
==> sles-12: Repository 'dvd1' is invalid.
==> sles-12: [dvd1|http://demeter.uni-regensburg.de/SLES12-x64/DVD1/] Valid metadata not found at specified URL
==> sles-12: Please check if the URIs defined for this repository are pointing to a valid repository.
==> sles-12: Skipping repository 'dvd1' because of the above error.
==> sles-12: Retrieving repository 'Server Monitoring Software (SLE_12_SP2)' metadata [.
==> sles-12: done]
==> sles-12: Building repository 'Server Monitoring Software (SLE_12_SP2)' cache [..
==> sles-12: ..done]
==> sles-12: Permission to access 'http://demeter.uni-regensburg.de/SLES12SP2-x64/DVD1/content' denied.
==> sles-12: Abort, retry, ignore? [a/r/i/? shows all options] (a): a
==> sles-12: ABORT request: Aborting requested by user
elastic / elasticsearch

SLES image spews errors when starting in vagrant #23468
