Gentoo overlay
First add the Overlay to /etc/portage/repos.conf/inode64.conf
[inode64]
location = /var/db/repos/inode64
sync-type = git
sync-uri = https://github.com/inode64/inode64-overlay.git
auto-sync = yes
sync-rsync-verify-metamanifest = no
Sync it:
$ emerge --sync
Copy layman/inode64.xml to /etc/layman/overlays/inode64.xml