MarsSeed [1] filed a deletion request for zfs-dkms-raidz-expansion-git [2]: Fork of zfs, not developed since Aug 2022 (more than 14 months ago). [a] Not compatible with current Linux kernels carried by Arch. (Also package name should have ended with '-dkms-git'.) [a]: https://github.com/nicman23/zfs/tree/ahrens-raidz-expand [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/zfs-dkms-raidz-expansion-git/