Для openSUSE Tumbleweed запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:frispete:Tumbleweed/openSUSE_Tumbleweed/home:frispete:Tumbleweed.repo
zypper refresh
zypper install plymouth
Для 16.0 запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:frispete:Tumbleweed/16.0/home:frispete:Tumbleweed.repo
zypper refresh
zypper install plymouth
Для 15.6 запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:frispete:Tumbleweed/15.6/home:frispete:Tumbleweed.repo
zypper refresh
zypper install plymouth