Для 16.0 запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:AndreasSchwab:emacs:30/16.0/home:AndreasSchwab:emacs:30.repo
zypper refresh
zypper install emacs-info
Для 15.6 запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:AndreasSchwab:emacs:30/15.6/home:AndreasSchwab:emacs:30.repo
zypper refresh
zypper install emacs-info
Для 13.1 запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:AndreasSchwab:emacs:30/13.1/home:AndreasSchwab:emacs:30.repo
zypper refresh
zypper install emacs-info