2019-07-27 04:28:50,675 [INFO] {20873} 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 05:01:40,045 [INFO] {21202} 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/366/200366/local/work/tasks/205/200205/libaec-1.0.4-1.fc31.src.rpm)  Config(f31-build-58236-28405)
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 libaec-1.0.4-1.fc31.src.rpm
Start: build setup for libaec-1.0.4-1.fc31.src.rpm
ERROR: Exception(/tmp/koji/tasks/366/200366/local/work/tasks/205/200205/libaec-1.0.4-1.fc31.src.rpm) Config(f31-build-58236-28405) 3 minutes 24 seconds
INFO: Results and/or logs in: /var/lib/mock/f31-build-58236-28405/result
ERROR: Command failed: 
 # /usr/bin/dnf builddep --installroot /var/lib/mock/f31-build-58236-28405/root/ --setopt=install_weak_deps=0 /var/lib/mock/f31-build-58236-28405/root//builddir/build/SRPMS/libaec-1.0.4-1.fc31.src.rpm --setopt=tsflags=nocontexts
Last metadata expiration check: 0:00:16 ago on Sat 27 Jul 2019 04:31:48 AM EDT.
Error: 
 Problem: conflicting requests
  - nothing provides libjsoncpp.so.19()(64bit) needed by cmake-3.14.5-3.fc31.riscv64