two ppc64le machines, one running F38 (RPM 4.18.1) and the other F39 (RPM 4.19.0), using the following dummy spec: ``` Name: foo Version: 1.0 Release: 1%{?dist} Summary: foobar License: GPLv3+ BuildArch: noarch ExclusiveArch: ppc64le %description foobar. %prep %build %install %f...