Для 16.0 запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:wekabe:dhcp/16.0/home:wekabe:dhcp.repo
zypper refresh
zypper install bison
Для 15.6 запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:wekabe:dhcp/15.6/home:wekabe:dhcp.repo
zypper refresh
zypper install bison
Для 15.5 запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:wekabe:dhcp/15.5/home:wekabe:dhcp.repo
zypper refresh
zypper install bison