# nano /etc/sudoers.d/makepkg
michael ALL=(ALL) /usr/bin/pacman
# chmod -c 0440 /etc/sudoers.d/makepkg
$ mkdir archlinuxarm
$ cd archlinuxarm/
$ git clone git:github.com/archlinuxarm/PKGBUILDs.git $ cd PKGBUILDs/core/linux-armv7-rc/ $ makepkg -s