[Arm-dev] new target c71511 created on the plague build farm

[Mandar Joshi]

>
> Think I might be missing some repo.

Found it. Seems to have gone past that error. I was missing

http://armv7.dev.centos.org/repodir/c7-pass-1/
http://armv7.dev.centos.org/repodir/c7-updates-1/