For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:mnhauke:GNSS/openSUSE_Tumbleweed/home:mnhauke:GNSS.repo
zypper refresh
zypper install gpsctl
For openSUSE Factory ARM run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:mnhauke:GNSS/openSUSE_Factory_ARM/home:mnhauke:GNSS.repo
zypper refresh
zypper install gpsctl
For 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:mnhauke:GNSS/15.6/home:mnhauke:GNSS.repo
zypper refresh
zypper install gpsctl