Comment # 1 on bug 1223361 from Atri Bhattacharya

Johannes, if you are feeling brave, you could try packages that will appear in
the project mentioned in the description, downloadable from here:
https://download.opensuse.org/repositories/home:/badshah400:/nextcloud-desktop-vfs/openSUSE_Tumbleweed/

They hopefully implement the vfs-plugin correctly.