For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/devel:Factory:git-workflow:staging:adamm:cockpit:1/openSUSE_Tumbleweed/devel:Factory:git-workflow:staging:adamm:cockpit:1.repo
zypper refresh
zypper install cockpit
For openSUSE Factory ARM run the following as root:
zypper addrepo https://download.opensuse.org/repositories/devel:Factory:git-workflow:staging:adamm:cockpit:1/openSUSE_Factory_ARM/devel:Factory:git-workflow:staging:adamm:cockpit:1.repo
zypper refresh
zypper install cockpit
For 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/devel:Factory:git-workflow:staging:adamm:cockpit:1/15.6/devel:Factory:git-workflow:staging:adamm:cockpit:1.repo
zypper refresh
zypper install cockpit