Para openSUSE Tumbleweed execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:smithfarm/openSUSE_Tumbleweed/home:smithfarm.repo
zypper refresh
zypper install perl-Test-MockModule
Para 15.6 execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:smithfarm/15.6/home:smithfarm.repo
zypper refresh
zypper install perl-Test-MockModule
Para 15.5 execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:smithfarm/15.5/home:smithfarm.repo
zypper refresh
zypper install perl-Test-MockModule