Please consider the following trivial patch to the filesystem spec to enable ppc64le in the filesystem package:

diff --git a/filesystem.spec b/filesystem.spec
index d16f7a6..5c94876 100644
--- a/filesystem.spec
+++ b/filesystem.spec
@@ -157,7 +157,7 @@ return 0
 /etc/bash_completion.d/
 /home
 /lib
-%ifarch x86_64 ppc64 sparc64 s390x aarch64
+%ifarch x86_64 ppc64 sparc64 s390x aarch64 ppc64le
 /%{_lib}
 %endif
 /media
@@ -184,7 +184,7 @@ return 0
 %ghost /usr/lib/debug/sbin
 %attr(555,root,root) /usr/lib/games
 %attr(555,root,root) /usr/lib/sse2
-%ifarch x86_64 ppc64 sparc64 s390x aarch64
+%ifarch x86_64 ppc64 sparc64 s390x aarch64 ppc64le
 %attr(555,root,root) /usr/%{_lib}
 %else
 %attr(555,root,root) /usr/lib/tls