2019-07-16 04:09:27,691 [INFO] {10538} 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
2019-07-16 04:16:18,754 [INFO] {10841} 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/550/170550/local/work/tasks/519/170519/perl-Sentinel-0.06-3.fc31.src.rpm)  Config(f31-build-44681-26250)
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 perl-Sentinel-0.06-3.fc31.src.rpm
Start: build setup for perl-Sentinel-0.06-3.fc31.src.rpm
ERROR: Exception(/tmp/koji/tasks/550/170550/local/work/tasks/519/170519/perl-Sentinel-0.06-3.fc31.src.rpm) Config(f31-build-44681-26250) 0 minutes 17 seconds
INFO: Results and/or logs in: /var/lib/mock/f31-build-44681-26250/result
ERROR: Command failed: 
 # /usr/bin/dnf builddep --installroot /var/lib/mock/f31-build-44681-26250/root/ /var/lib/mock/f31-build-44681-26250/root//builddir/build/SRPMS/perl-Sentinel-0.06-3.fc31.src.rpm
Last metadata expiration check: 0:00:02 ago on Tue 16 Jul 2019 04:16:30 AM UTC.
Error: 
 Problem 1: conflicting requests
  - nothing provides libperl.so.5.28()(64bit) needed by perl-Scalar-List-Utils-3:1.50-417.fc29.riscv64
 Problem 2: package perl-Module-Build-2:0.42.29-3.fc31.noarch requires perl(version), but none of the providers can be installed
  - conflicting requests
  - nothing provides perl(:MODULE_COMPAT_5.28.1) needed by perl-version-7:0.99.24-5.fc30.riscv64
 Problem 3: package perl-interpreter-4:5.30.0-440.fc31.riscv64 requires perl(threads::shared), but none of the providers can be installed
  - conflicting requests
  - nothing provides perl(:MODULE_COMPAT_5.28.1) needed by perl-threads-shared-1.59-1.fc30.riscv64
 Problem 4: package perl-Test-Simple-3:1.302164-3.fc31.noarch requires perl(Storable), but none of the providers can be installed
  - conflicting requests
  - nothing provides perl(:MODULE_COMPAT_5.28.1) needed by perl-Storable-1:3.11-6.fc30.riscv64
 Problem 5: package perl-Test-Refcount-0.10-1.fc31.noarch requires perl(Scalar::Util), but none of the providers can be installed
  - conflicting requests
  - nothing provides libperl.so.5.28()(64bit) needed by perl-Scalar-List-Utils-3:1.50-417.fc29.riscv64
 Problem 6: package perl-devel-4:5.30.0-440.fc31.riscv64 requires perl(File::Spec), but none of the providers can be installed
  - conflicting requests
  - nothing provides libperl.so.5.28()(64bit) needed by perl-PathTools-3.75-1.fc29.riscv64
 Problem 7: package perl-ExtUtils-CBuilder-1:0.280231-438.fc31.noarch requires perl(Cwd), but none of the providers can be installed
  - conflicting requests
  - nothing provides libperl.so.5.28()(64bit) needed by perl-PathTools-3.75-1.fc29.riscv64
 Problem 8: package perl-Test-Pod-1.52-5.fc31.noarch requires perl(Pod::Simple) >= 3.05, but none of the providers can be installed
  - package perl-Pod-Simple-1:3.39-1.fc31.noarch requires perl(File::Spec), but none of the providers can be installed
  - conflicting requests
  - nothing provides libperl.so.5.28()(64bit) needed by perl-PathTools-3.75-1.fc29.riscv64
 Problem 9: package perl-constant-1.33-439.fc31.noarch requires perl(warnings::register), but none of the providers can be installed
  - package perl-interpreter-4:5.30.0-440.fc31.riscv64 requires perl(threads::shared), but none of the providers can be installed
  - conflicting requests
  - nothing provides perl(:MODULE_COMPAT_5.28.1) needed by perl-threads-shared-1.59-1.fc30.riscv64
 Problem 10: package perl-generators-1.11-3.fc31.noarch requires /usr/bin/perl, but none of the providers can be installed
  - package perl-interpreter-4:5.30.0-440.fc31.riscv64 requires perl(threads::shared), but none of the providers can be installed
  - conflicting requests
  - nothing provides perl(:MODULE_COMPAT_5.28.1) needed by perl-threads-shared-1.59-1.fc30.riscv64