For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:jkandz/openSUSE_Tumbleweed/home:jkandz.repo
zypper refresh
zypper install tclmtls
For openSUSE Factory PowerPC run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:jkandz/openSUSE_Factory_PowerPC/home:jkandz.repo
zypper refresh
zypper install tclmtls
For openSUSE Factory ARM run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:jkandz/openSUSE_Factory_ARM/home:jkandz.repo
zypper refresh
zypper install tclmtls