For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:ddiss:virtiofsd/openSUSE_Tumbleweed/home:ddiss:virtiofsd.repo
zypper refresh
zypper install virtiofsd
For openSUSE Slowroll run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:ddiss:virtiofsd/openSUSE_Slowroll/home:ddiss:virtiofsd.repo
zypper refresh
zypper install virtiofsd
For 15.7 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:ddiss:virtiofsd/15.7/home:ddiss:virtiofsd.repo
zypper refresh
zypper install virtiofsd
For 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:ddiss:virtiofsd/15.6/home:ddiss:virtiofsd.repo
zypper refresh
zypper install virtiofsd