rubygem-sass from Virtualization:containers:Portus:2.0-git project
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Add repository and install manually
For openSUSE Leap 42.1 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/Virtualization:containers:Portus:2.0-git/openSUSE_Leap_42.1/Virtualization:containers:Portus:2.0-git.repo zypper refresh zypper install rubygem-sass