Для openSUSE Tumbleweed запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:seilerphilipp/openSUSE_Tumbleweed/home:seilerphilipp.repo
zypper refresh
zypper install arch-pacman
Для 15.7 запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:seilerphilipp/15.7/home:seilerphilipp.repo
zypper refresh
zypper install arch-pacman
Для 15.6 запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:seilerphilipp/15.6/home:seilerphilipp.repo
zypper refresh
zypper install arch-pacman
Для 15.5 запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:seilerphilipp/15.5/home:seilerphilipp.repo
zypper refresh
zypper install arch-pacman