Para SLE 15 SP6 execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/devel:kanku:perl/SLE_15_SP6/devel:kanku:perl.repo
zypper refresh
zypper install perl-Moose
Para SLE 15 SP5 execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/devel:kanku:perl/SLE_15_SP5/devel:kanku:perl.repo
zypper refresh
zypper install perl-Moose
Para SLE 15 SP4 execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/devel:kanku:perl/SLE_15_SP4/devel:kanku:perl.repo
zypper refresh
zypper install perl-Moose