2019-07-27 08:44:59,352 [INFO] {29966} koji.build.buildroot:505 Running mock as kojibuilder
INFO: mock.py version 1.4.14 starting (python version = 3.7.3)...
Start: init plugins
INFO: selinux enabled
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: 1.4.14
INFO: Mock Version: 1.4.14
Start: dnf install
Finish: dnf install
Finish: chroot init
INFO: Installed packages:
Finish: run
2019-07-27 09:14:10,820 [INFO] {30312} koji.build.buildroot:505 Running mock as kojibuilder
INFO: mock.py version 1.4.14 starting (python version = 3.7.3)...
Start: init plugins
INFO: selinux enabled
Finish: init plugins
Start: run
INFO: Start(/tmp/koji/tasks/1349/201349/local/work/tasks/1194/201194/libgusb-0.3.0-4.fc31.src.rpm)  Config(f31-build-58850-28492)
Start: chroot init
INFO: calling preinit hooks
INFO: enabled HW Info plugin
Mock Version: 1.4.14
INFO: Mock Version: 1.4.14
Finish: chroot init
Start: build phase for libgusb-0.3.0-4.fc31.src.rpm
Start: build setup for libgusb-0.3.0-4.fc31.src.rpm
ERROR: Exception(/tmp/koji/tasks/1349/201349/local/work/tasks/1194/201194/libgusb-0.3.0-4.fc31.src.rpm) Config(f31-build-58850-28492) 2 minutes 43 seconds
INFO: Results and/or logs in: /var/lib/mock/f31-build-58850-28492/result
ERROR: Command failed: 
 # /usr/bin/dnf builddep --installroot /var/lib/mock/f31-build-58850-28492/root/ --setopt=install_weak_deps=0 /var/lib/mock/f31-build-58850-28492/root//builddir/build/SRPMS/libgusb-0.3.0-4.fc31.src.rpm --setopt=tsflags=nocontexts
Last metadata expiration check: 0:00:15 ago on Sat 27 Jul 2019 08:47:40 AM EDT.
Error: 
 Problem: package gtk-doc-1.29-3.fc31.riscv64 requires source-highlight, but none of the providers can be installed
  - conflicting requests
  - nothing provides libboost_regex.so.1.66.0()(64bit) needed by source-highlight-3.1.8-23.0.riscv64.fc30.riscv64