For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/devel:Factory:git-workflow:staging:pgajdos:mtools:1/openSUSE_Tumbleweed/devel:Factory:git-workflow:staging:pgajdos:mtools:1.repo
zypper refresh
zypper install mtools
For openSUSE Factory run the following as root:
zypper addrepo https://download.opensuse.org/repositories/devel:Factory:git-workflow:staging:pgajdos:mtools:1/openSUSE_Factory/devel:Factory:git-workflow:staging:pgajdos:mtools:1.repo
zypper refresh
zypper install mtools
For 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/devel:Factory:git-workflow:staging:pgajdos:mtools:1/15.6/devel:Factory:git-workflow:staging:pgajdos:mtools:1.repo
zypper refresh
zypper install mtools
For 15.5 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/devel:Factory:git-workflow:staging:pgajdos:mtools:1/15.5/devel:Factory:git-workflow:staging:pgajdos:mtools:1.repo
zypper refresh
zypper install mtools