Comment 1 for bug 1502242

Some update, from discussion with Artem:

No aux repo in pinning rules:

root@node-1:~# cat /etc/apt/preferences.d/*
Package: *
Pin: release
Pin-Priority: 1150Package: *
Pin: release o=Mirantis,a=mos8.0-holdback,l=mos8.0,n=mos8.0-holdback
Pin-Priority: 1100Package: *
Pin: release n=mos8.0,o=Mirantis,l=mos8.0,a=mos8.0
Pin-Priority: 1050Package: *
Pin: release o=Mirantis,n=mos8.0-security,a=mos8.0-security,l=mos8.0
Pin-Priority: 1050Package: *
Pin: release a=mos8.0-updates,o=Mirantis,n=mos8.0-updates,l=mos8.0
Pin-Priority: 1050Package: *
Pin: release l=Ubuntu,o=Ubuntu,n=trusty,v=14.04,a=trusty
Pin-Priority: 1001Package: *
Pin: release l=Ubuntu,o=Ubuntu,a=trusty-updates,n=trusty,v=14.04
Pin-Priority: 1001Package: *
Pin: release l=Ubuntu,o=Ubuntu,n=trusty,v=14.04,a=trusty-security

So built packages in aux repo, has default pinning rules:

root@node-1:~# apt-cache policy fuel-misc
fuel-misc:
  Installed: 8.0.0-7288.1.gitacfcfd2
  Candidate: 8.0.0-7288.1.gitacfcfd2
  Version table:
     8.0.0-7292.1.git84cdfdf 0
        500 http://10.109.5.2:8080/ubuntu/auxiliary/ auxiliary/main amd64 Packages
 *** 8.0.0-7288.1.gitacfcfd2 0
       1050 http://10.109.5.2:8080/2015.1.0-8.0/ubuntu/x86_64/ mos8.0/main amd64 Packages
        100 /var/lib/dpkg/status