See line 356 of
https://review.openstack.org/#/c/130717/37/pages/release-notes/v5-1/050-known-issues.rst
.
Irina said she also included this in the ISO build instructions.

On Mon, Dec 1, 2014 at 9:42 PM, Dmitry Borodaenko <email address hidden>
wrote:

> Any update? We're finalizing 5.1.1 documentation this week, this has to
> be ready for merge by Wednesday.
>
> --
> You received this bug notification because you are a bug assignee.
> https://bugs.launchpad.net/bugs/1393777
>
> Title:
>   ISO cannot be built w/o make deep_clean
>
> Status in Fuel: OpenStack installer that works:
>   Triaged
>
> Bug description:
>   make iso into stable/5.1 branch fails with the following:
>
>   Debug: Executing '/usr/bin/yum -d 0 -e 0 -y install nailgun'
>   Error: Execution of '/usr/bin/yum -d 0 -e 0 -y install nailgun' returned
> 1: Error: Package: nailgun-0.1.0-3.noarch (nailgun)
>              Requires: python-netaddr = 0.7.10
>              Installed: python-netaddr-0.7.12-6.2.mira1.x86_64 (@nailgun)
>                  python-netaddr = 0.7.12-6.2.mira1
>              Available: python-netaddr-0.7.5-4.el6.noarch (nailgun)
>                  python-netaddr = 0.7.5-4.el6
>              Available: python-netaddr-0.7.10-2.mira1.noarch (nailgun)
>                  python-netaddr = 0.7.10-2.mira1
>   Error: Package: nailgun-0.1.0-3.noarch (nailgun)
>              Requires: python-oslo-config = 1:1.2.1
>              Installed: 1:python-oslo-config-1.4.0-fuel6.0.mira22.noarch
> (@nailgun)
>                  python-oslo-config = 1:1.4.0-fuel6.0.mira22
>              Available: 1:python-oslo-config-1.2.1-1.el6.noarch (nailgun)
>                  python-oslo-config = 1:1.2.1-1.el6
>   Error: Package: nailgun-0.1.0-3.noarch (nailgun)
>              Requires: python-simplejson = 3.3.0
>              Installed: python-simplejson-3.5.3-2.mira1.x86_64 (@nailgun)
>                  python-simplejson = 3.5.3-2.mira1
>              Available: python-simplejson-3.3.0-2.el6.x86_64 (nailgun)
>                  python-simplejson = 3.3.0-2.el6
>    You could try using --skip-broken to work around the problem
>    You could try running: rpm -Va --nofiles --nodigest
>
>   Error: /Stage[main]/Nailgun::Venv/Package[nailgun]/ensure: change from
> absent to present failed: Execution of '/usr/bin/yum -d 0 -e 0 -y install
> nailgun' returned 1: Error: Package: nailgun-0.1.0-3.noarch (nailgun)
>              Requires: python-netaddr = 0.7.10
>              Installed: python-netaddr-0.7.12-6.2.mira1.x86_64 (@nailgun)
>                  python-netaddr = 0.7.12-6.2.mira1
>              Available: python-netaddr-0.7.5-4.el6.noarch (nailgun)
>                  python-netaddr = 0.7.5-4.el6
>              Available: python-netaddr-0.7.10-2.mira1.noarch (nailgun)
>                  python-netaddr = 0.7.10-2.mira1
>   Error: Package: nailgun-0.1.0-3.noarch (nailgun)
>              Requires: python-oslo-config = 1:1.2.1
>              Installed: 1:python-oslo-config-1.4.0-fuel6.0.mira22.noarch
> (@nailgun)
>                  python-oslo-config = 1:1.4.0-fuel6.0.mira22
>              Available: 1:python-oslo-config-1.2.1-1.el6.noarch (nailgun)
>                  python-oslo-config = 1:1.2.1-1.el6
>   Error: Package: nailgun-0.1.0-3.noarch (nailgun)
>              Requires: python-simplejson = 3.3.0
>              Installed: python-simplejson-3.5.3-2.mira1.x86_64 (@nailgun)
>                  python-simplejson = 3.5.3-2.mira1
>              Available: python-simplejson-3.3.0-2.el6.x86_64 (nailgun)
>                  python-simplejson = 3.3.0-2.el6
>    You could try using --skip-broken to work around the problem
>    You could try running: rpm -Va --nofiles --nodigest
>
>   A more compresinve log is attached.
>
>   You see the similar log into:
>   https://bugs.launchpad.net/fuel/+bug/1361279
>   https://bugs.launchpad.net/fuel/+bug/1392698
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/fuel/+bug/1393777/+subscriptions
>