[Rdo-list] fatal: The remote end hung up unexpectedly

I failed during build images in the RDO test day: /var/tmp/image.Hu0HkfDD/mnt/opt/stack/puppet-modules/tempest ~/images From /home/stack/.cache/image-create/source-repositories/puppet_tempest_2aa8dee360256cbbbbc450f20322094249aa9dba * [new branch] master -> fetch_master HEAD is now at 09b2b5c Try to use zuul-cloner to prepare fixtures ~/images 0+1 records in 0+1 records out 34 bytes (34 B) copied, 7.9125e-05 s, 430 kB/s Caching puppetlabs-vcsrepo from https://github.com/puppetlabs/puppetlabs-vcsrepo.git in /home/stack/.cache/image-create/source-repositories/puppetlabs_vcsrepo_23ad1fc998579fd9683437046883d2cbdc42d3e3 Cloning into '/home/stack/.cache/image-create/source-repositories/puppetlabs_vcsrepo_23ad1fc998579fd9683437046883d2cbdc42d3e3.tmp'... error: RPC failed; result=7, HTTP code = 0 fatal: The remote end hung up unexpectedly Has anyone ever seen an issue like this ? Thanks, Udi.