Para openSUSE Tumbleweed execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/hardware:RC-Model/openSUSE_Tumbleweed/hardware:RC-Model.repo
zypper refresh
zypper install flite
Para 15.6 execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/hardware:RC-Model/15.6/hardware:RC-Model.repo
zypper refresh
zypper install flite
Para 15.5 execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/hardware:RC-Model/15.5/hardware:RC-Model.repo
zypper refresh
zypper install flite