2018-06-19 12:40:13,197 [INFO] {17848} 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
2018-06-19 12:52:03,344 [INFO] {18966} 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/2627/42627/local/work/cli-build/1529327075.0519783.xrhZbheB/xpra-2.3.1-1.fc29.src.rpm)  Config(f29-build-12922-5872)
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 xpra-2.3.1-1.fc29.src.rpm
Start: build setup for xpra-2.3.1-1.fc29.src.rpm
ERROR: Exception(/tmp/koji/tasks/2627/42627/local/work/cli-build/1529327075.0519783.xrhZbheB/xpra-2.3.1-1.fc29.src.rpm) Config(f29-build-12922-5872) 0 minutes 27 seconds
INFO: Results and/or logs in: /var/lib/mock/f29-build-12922-5872/result
ERROR: Command failed: 
 # /usr/bin/dnf builddep --installroot /var/lib/mock/f29-build-12922-5872/root/ /var/lib/mock/f29-build-12922-5872/root//builddir/build/SRPMS/xpra-2.3.1-1.fc29.src.rpm
Last metadata expiration check: 0:00:02 ago on Tue 19 Jun 2018 12:52:17 PM UTC.
Package gcc-8.1.1-1.1.riscv64.fc29.riscv64 is already installed, skipping.
Package pkgconf-1.4.2-1.fc29.riscv64 is already installed, skipping.
Error: 
 Problem: conflicting requests
  - nothing provides /usr/bin/node needed by uglify-js-2.8.22-4.fc28.noarch