D: [iurt_root_command] chroot
Building target platforms: x86_64
Building for target x86_64
sh: line 4: [: -j8: integer expression expected
Wrote: /home/pterjan/rpmbuild/SRPMS/jFormatString-0-6.21.20131227git.7.mga10.src.rpm
D: [iurt_root_command] Success!