build error ; /etc/makepkg.conf not found

[Inkimar]

Hi,

Getting this error: ERROR: /etc/makepkg.conf not found.

docker build --tag php-5.1.6 php-5.1.6
Sending build context to Docker daemon  5.632kB
Step 1/9 : FROM nubs/arch-build
 ---> af2b6c506f23
Step 2/9 : MAINTAINER Spencer Rinehart <anubis@overthemonkey.com>
 ---> Running in 0a86b95d6f32
Removing intermediate container 0a86b95d6f32
 ---> d120aee1a3a1
Step 3/9 : COPY php/PKGBUILD php/*.patch /package/
 ---> defa5fa062e9
Step 4/9 : RUN makepkg --force
 ---> Running in 75b3dcef9d90
==> ERROR: /etc/makepkg.conf not found.
    Aborting...
The command '/bin/sh -c makepkg --force' returned a non-zero code: 2