Для openSUSE Tumbleweed запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:markusd:samba:samba-4.22-related:samba-4.22-mit-fs/openSUSE_Tumbleweed/home:markusd:samba:samba-4.22-related:samba-4.22-mit-fs.repo
zypper refresh
zypper install chrony
Для 16.0 запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:markusd:samba:samba-4.22-related:samba-4.22-mit-fs/16.0/home:markusd:samba:samba-4.22-related:samba-4.22-mit-fs.repo
zypper refresh
zypper install chrony
Для 15.6 запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:markusd:samba:samba-4.22-related:samba-4.22-mit-fs/15.6/home:markusd:samba:samba-4.22-related:samba-4.22-mit-fs.repo
zypper refresh
zypper install chrony