2018-08-11 11:19:37,553 [INFO] {18352} 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
2018-08-11 11:51:34,934 [INFO] {19076} 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/6443/86443/local/work/cli-build/1533982612.5424323.YKbCitwq/gnome-shell-3.29.90-2.fc29.src.rpm)  Config(f29-build-24523-12576)
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 gnome-shell-3.29.90-2.fc29.src.rpm
Start: build setup for gnome-shell-3.29.90-2.fc29.src.rpm
ERROR: Exception(/tmp/koji/tasks/6443/86443/local/work/cli-build/1533982612.5424323.YKbCitwq/gnome-shell-3.29.90-2.fc29.src.rpm) Config(f29-build-24523-12576) 2 minutes 35 seconds
INFO: Results and/or logs in: /var/lib/mock/f29-build-24523-12576/result
ERROR: Command failed: 
 # /usr/bin/dnf builddep --installroot /var/lib/mock/f29-build-24523-12576/root/ /var/lib/mock/f29-build-24523-12576/root//builddir/build/SRPMS/gnome-shell-3.29.90-2.fc29.src.rpm
Last metadata expiration check: 0:00:09 ago on Sat 11 Aug 2018 11:53:47 AM BST.
Error: 
 Problem: conflicting requests
  - nothing provides libsass.so.0()(64bit) needed by sassc-3.4.1-2.fc29.riscv64