Para openSUSE Leap 15 5 execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:yan_gao:branches:network:ha-clustering:Factory:1.1/openSUSE_Leap_15_5/home:yan_gao:branches:network:ha-clustering:Factory:1.1.repo
zypper refresh
zypper install corosync
Para SLE 12 SP5 execute o seguinte como root:
zypper addrepo https://download.opensuse.org/repositories/home:yan_gao:branches:network:ha-clustering:Factory:1.1/SLE_12_SP5/home:yan_gao:branches:network:ha-clustering:Factory:1.1.repo
zypper refresh
zypper install corosync