For openSUSE Factory run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:ojkastl_buildservice:Branch_devel_tools_building/openSUSE_Factory/home:ojkastl_buildservice:Branch_devel_tools_building.repo
zypper refresh
zypper install woodpecker
For 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:ojkastl_buildservice:Branch_devel_tools_building/15.6/home:ojkastl_buildservice:Branch_devel_tools_building.repo
zypper refresh
zypper install woodpecker
For 15.5 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:ojkastl_buildservice:Branch_devel_tools_building/15.5/home:ojkastl_buildservice:Branch_devel_tools_building.repo
zypper refresh
zypper install woodpecker