For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:epenchev:branches:network:ha-clustering:Unstable/openSUSE_Tumbleweed/home:epenchev:branches:network:ha-clustering:Unstable.repo
zypper refresh
zypper install corosync
For 15.6 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:epenchev:branches:network:ha-clustering:Unstable/15.6/home:epenchev:branches:network:ha-clustering:Unstable.repo
zypper refresh
zypper install corosync
For 15.5 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:epenchev:branches:network:ha-clustering:Unstable/15.5/home:epenchev:branches:network:ha-clustering:Unstable.repo
zypper refresh
zypper install corosync
For 15.4 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:epenchev:branches:network:ha-clustering:Unstable/15.4/home:epenchev:branches:network:ha-clustering:Unstable.repo
zypper refresh
zypper install corosync