2018-07-18 09:08:27,736 [INFO] {7931} koji.build.buildroot:440 Running mock as kojibuilder
INFO: mock.py version 1.4.9 starting (python version = 3.6.4)...
Start: init plugins
INFO: selinux disabled
Finish: init plugins
Start: run
Start: clean chroot
Finish: clean chroot
Start: chroot init
INFO: calling preinit hooks
INFO: enabled HW Info plugin
Mock Version: 1.4.9
INFO: Mock Version: 1.4.9
Start: dnf install
Finish: dnf install
Finish: chroot init
INFO: Installed packages:
Finish: run
2018-07-18 09:20:26,461 [INFO] {8362} koji.build.buildroot:440 Running mock as kojibuilder
INFO: mock.py version 1.4.9 starting (python version = 3.6.4)...
Start: init plugins
INFO: selinux disabled
Finish: init plugins
Start: run
INFO: Start(/tmp/koji/tasks/1272/61272/local/work/cli-build/1531901383.1029632.ZRAYjGVy/pygobject3-3.28.3-2.fc29.src.rpm)  Config(f29-build-18168-8896)
Start: chroot init
INFO: calling preinit hooks
INFO: enabled HW Info plugin
Mock Version: 1.4.9
INFO: Mock Version: 1.4.9
Finish: chroot init
Start: build phase for pygobject3-3.28.3-2.fc29.src.rpm
Start: build setup for pygobject3-3.28.3-2.fc29.src.rpm
ERROR: Exception(/tmp/koji/tasks/1272/61272/local/work/cli-build/1531901383.1029632.ZRAYjGVy/pygobject3-3.28.3-2.fc29.src.rpm) Config(f29-build-18168-8896) 0 minutes 25 seconds
INFO: Results and/or logs in: /var/lib/mock/f29-build-18168-8896/result
ERROR: Command failed: 
 # /usr/bin/dnf builddep --installroot /var/lib/mock/f29-build-18168-8896/root/ /var/lib/mock/f29-build-18168-8896/root//builddir/build/SRPMS/pygobject3-3.28.3-2.fc29.src.rpm
Last metadata expiration check: 0:00:02 ago on Wed 18 Jul 2018 09:20:39 AM UTC.
Error: 
 Problem: package python3-cairo-devel-1.16.3-1.fc29.riscv64 requires python3-cairo(riscv-64) = 1.16.3-1.fc29, but none of the providers can be installed
  - conflicting requests
  - nothing provides libpython3.6m.so.1.0()(64bit) needed by python3-cairo-1.16.3-1.fc29.riscv64