unpack stage
clone binhost into /etc/binhost

binhost-arm64-kde ~/bin # ls -l
total 0
lrwxrwxrwx 1 root root 41 Sep  1 15:17 run-update -> /etc/binhost/builders/jiji/kde/run-update

binhost-arm64-kde /etc # ls -l portage
lrwxrwxrwx 1 root root 38 Sep  1 15:18 portage -> /etc/binhost/builders/jiji/kde/portage

binhost-arm64-kde /var/lib/portage # ls -l world
lrwxrwxrwx 1 root portage 36 Sep  1 15:21 world -> /etc/binhost/builders/jiji/kde/world

edit /etc/locale.gen, enable
en_US ISO-8859-1 
en_US.UTF-8 UTF-8 

run locale-gen

bind-mount binpkgs directories together (fstab)