參考資料：
https://repo.sailfishos.org/obs/nemo:/devel:/hw:/pine:/
https://forum.sailfishos.org/t/sailfish-on-vollaos/6342/37?page=4
問題如下：
[root@PinePhone defaultuser]# zypper ref
Repository 'adaptation-common' is up to date.
Retrieving repository 'adaptation-community' metadata ...[error]
Repository 'adaptation-community' is invalid.
[adaptation-community|plugin:ssu?repo=adaptation-community] Valid metadata not found at specified URL
History:
- [adaptation-community|plugin:ssu?repo=adaptation-community] Repository type can't be determined.
Please check if the URIs defined for this repository are pointing to a valid repository.
Skipping repository 'adaptation-community' because of the above error.
Repository 'adaptation-community-common' is up to date.
Repository 'adaptation-dontbeevil' is up to date.
Repository 'adaptation-dontbeevil-kernel' is up to date.
Repository 'adaptation-pinephone' is up to date.
Repository 'apps' is up to date.
Repository 'hotfixes' is up to date.
Repository 'hw-native-common' is up to date.
Repository 'jolla' is up to date.
Repository 'store' is up to date.
Some of the repositories have not been refreshed because of an error.
解法如下：
$ sudo vim /usr/share/ssu/features.d/adaptation-community.ini
[adaptation-community]
repos = adaptation-community
pattern = Feature community adaptation
description = Enable ssu for community ports
[repositories]
adaptation-community = https://repo.sailfishos.org/obs/nemo:/devel:/hw:/pine:/dontbeevil/sailfish_latest_%(arch)/