ghc-utf8-string from openSUSE:Backports:SLE-15-SP4 project
Selecionar o Seu Sistema Operativo
Adicionar repositório e instalar manualmente
Para step corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/openSUSE:Backports:SLE-15-SP4/step/openSUSE:Backports:SLE-15-SP4.repo zypper refresh zypper install ghc-utf8-string
Para standard corra o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/openSUSE:Backports:SLE-15-SP4/standard/openSUSE:Backports:SLE-15-SP4.repo zypper refresh zypper install ghc-utf8-string