Fedora [0], Red Hat [1], Ubuntu [2], and SUSE [3] all have their own ppc64le ports as well so there are lots of choices out there if anyone is interested.
Even Gentoo has one [4][5]!
[0]: https://alt.fedoraproject.org/alt/
[1]: https://access.redhat.com/documentation/en-us/red_hat_enterp...
[2]: https://ubuntu.com/download/server/power
[3]: https://www.suse.com/products/power/