To install this overlay, add URL to your /etc/layman.cfg:

(https://blshadow.org.ru/overlays.xml) Example: ''' overlays : http://www.gentoo.org/proj/en/overlays/repositories.xml https://another-repo.tld/repo.xml https://blshadow.org.ru/overlays.xml ''' Then you need to add repo by layman: ''' layman -f && layman -a smoverlay '''