2018-08-22 21:26:07,579 [INFO] {18610} 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
2018-08-22 21:34:18,266 [INFO] {18953} 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/8508/98508/local/work/cli-build/1534921338.7493987.rHWdyXhI/xfce4-xkb-plugin-0.8.1-20.fc29.src.rpm)  Config(f29-build-27310-14404)
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 xfce4-xkb-plugin-0.8.1-20.fc29.src.rpm
Start: build setup for xfce4-xkb-plugin-0.8.1-20.fc29.src.rpm
ERROR: Exception(/tmp/koji/tasks/8508/98508/local/work/cli-build/1534921338.7493987.rHWdyXhI/xfce4-xkb-plugin-0.8.1-20.fc29.src.rpm) Config(f29-build-27310-14404) 0 minutes 20 seconds
INFO: Results and/or logs in: /var/lib/mock/f29-build-27310-14404/result
ERROR: Command failed: 
 # /usr/bin/dnf builddep --installroot /var/lib/mock/f29-build-27310-14404/root/ /var/lib/mock/f29-build-27310-14404/root//builddir/build/SRPMS/xfce4-xkb-plugin-0.8.1-20.fc29.src.rpm
Last metadata expiration check: 0:00:02 ago on Wed 22 Aug 2018 09:34:29 PM UTC.
Package gcc-c++-8.2.1-2.1.riscv64.fc29.riscv64 is already installed, skipping.
No matching package to install: 'libxfce4ui-devel >= 4.13'
No matching package to install: 'xfce4-panel-devel >= 4.13'
Not all dependencies satisfied
Error: Some packages could not be found.