For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:M0ses:network/openSUSE_Tumbleweed/home:M0ses:network.repo
zypper refresh
zypper install openvswitch
For openSUSE Factory ARM run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:M0ses:network/openSUSE_Factory_ARM/home:M0ses:network.repo
zypper refresh
zypper install openvswitch
For 15.5 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:M0ses:network/15.5/home:M0ses:network.repo
zypper refresh
zypper install openvswitch
For 15.4 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:M0ses:network/15.4/home:M0ses:network.repo
zypper refresh
zypper install openvswitch