Comment # 2 on bug 1222927 from Max Lin

Give Factory's version 5.0.3 a try, it fails with different reason
https://build.opensuse.org/package/live_build_log/home:mlin7442:rebuild_fails_156/lxc/openSUSE_Backports_SLE-15-SP6/x86_64

[  162s] Processing files: pam_cgfs-5.0.3-bp156.1.1.x86_64
[  162s] error: File not found:
/home/abuild/rpmbuild/BUILDROOT/lxc-5.0.3-bp156.1.1.x86_64/lib64/security/pam_cgfs.so