2019-08-09 17:47:38,472 [INFO] {28947} 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
2019-08-09 17:53:43,527 [INFO] {29602} 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: 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
INFO: Running in chroot: ['fedpkg', 'sources']
Start: chroot ['fedpkg', 'sources']
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed

  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
 57  315k   57  180k    0     0   170k      0  0:00:01  0:00:01 --:--:--  170k
100  315k  100  315k    0     0   247k      0  0:00:01  0:00:01 --:--:--  247k
algorithms-0.6.1.gem: OK
Finish: chroot ['fedpkg', 'sources']
Finish: run
2019-08-09 17:53:53,016 [INFO] {29629} 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(/var/lib/mock/f31-build-82711-31556/root/thebuilddir/tmp/scmroot/rubygem-algorithms/rubygem-algorithms.spec)  Config(f31-build-82711-31556)
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: buildsrpm
Start: rpmbuild -bs
Finish: rpmbuild -bs
Finish: buildsrpm
ERROR: Exception(/var/lib/mock/f31-build-82711-31556/root/thebuilddir/tmp/scmroot/rubygem-algorithms/rubygem-algorithms.spec) Config(f31-build-82711-31556) 0 minutes 7 seconds
INFO: Results and/or logs in: /var/lib/mock/f31-build-82711-31556/result
ERROR: Command failed: 
 # bash --login -c /usr/bin/rpmbuild -bs --target noarch --nodeps /builddir/build/SPECS/rubygem-algorithms.spec