apache2-mod_auth_gssapi from home:ojkastl_buildservice:Backports_Apache_Modules project
Select Your Operating System
Add repository and install manually
For SLE 12 SP5 Backports run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:ojkastl_buildservice:Backports_Apache_Modules/SLE_12_SP5_Backports/home:ojkastl_buildservice:Backports_Apache_Modules.repo zypper refresh zypper install apache2-mod_auth_gssapi