yast2-ntp-client from openSUSE:Factory:Staging:O project
Selecionar o Seu Sistema Operativo
Adicionar repositório e instalar manualmente
Para standard corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/openSUSE:Factory:Staging:O/standard/openSUSE:Factory:Staging:O.repo zypper refresh zypper install yast2-ntp-client