2019-07-27 13:51:36,608 [INFO] {14981} 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 14:13:18,800 [INFO] {15586} 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/2518/202518/local/work/tasks/2343/202343/libsignal-protocol-c-2.3.2-1.fc31.src.rpm)  Config(f31-build-59599-28584)
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 libsignal-protocol-c-2.3.2-1.fc31.src.rpm
Start: build setup for libsignal-protocol-c-2.3.2-1.fc31.src.rpm
ERROR: Exception(/tmp/koji/tasks/2518/202518/local/work/tasks/2343/202343/libsignal-protocol-c-2.3.2-1.fc31.src.rpm) Config(f31-build-59599-28584) 2 minutes 44 seconds
INFO: Results and/or logs in: /var/lib/mock/f31-build-59599-28584/result
ERROR: Command failed: 
 # /usr/bin/dnf builddep --installroot /var/lib/mock/f31-build-59599-28584/root/ --setopt=install_weak_deps=0 /var/lib/mock/f31-build-59599-28584/root//builddir/build/SRPMS/libsignal-protocol-c-2.3.2-1.fc31.src.rpm --setopt=tsflags=nocontexts
Last metadata expiration check: 0:00:16 ago on Sat 27 Jul 2019 01:53:25 PM EDT.
Error: 
 Problem: conflicting requests
  - nothing provides libjsoncpp.so.19()(64bit) needed by cmake-3.14.5-3.fc31.riscv64