Для openSUSE Tumbleweed запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:ecsos:ardour/openSUSE_Tumbleweed/home:ecsos:ardour.repo
zypper refresh
zypper install lv2
Для openSUSE Slowroll запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:ecsos:ardour/openSUSE_Slowroll/home:ecsos:ardour.repo
zypper refresh
zypper install lv2
Для 15.6 запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:ecsos:ardour/15.6/home:ecsos:ardour.repo
zypper refresh
zypper install lv2
Для 15.5 запустите от имени root:
zypper addrepo https://download.opensuse.org/repositories/home:ecsos:ardour/15.5/home:ecsos:ardour.repo
zypper refresh
zypper install lv2