D: [iurt_root_command] chroot
Building target platforms: noarch
Building for target noarch
sh: line 4: [: -j8: integer expected
Installing /home/pterjan/rpmbuild/SRPMS/golang-github-pborman-getopt-2.1.0-2.mga10.src.rpm
Executing(%mkbuilddir): /bin/sh -e /home/pterjan/rpmbuild/tmp/rpm-tmp.1v4PTe
sh: line 4: [: -j8: integer expected
Executing(%prep): /bin/sh -e /home/pterjan/rpmbuild/tmp/rpm-tmp.OcW4jO
+ umask 022
+ cd /home/pterjan/rpmbuild/BUILD/golang-github-pborman-getopt-2.1.0-build
+ '[' 1 -eq 1 ']'
+ '[' 1 -eq 1 ']'
+ '[' 1 -eq 1 ']'
+ cd /home/pterjan/rpmbuild/BUILD/golang-github-pborman-getopt-2.1.0-build
+ rm -rf getopt-2.1.0
+ /usr/lib/rpm/rpmuncompress -x /home/pterjan/rpmbuild/SOURCES/getopt-2.1.0.tar.gz
error: Bad exit status from /home/pterjan/rpmbuild/tmp/rpm-tmp.OcW4jO (%prep)

RPM build errors:
    Bad exit status from /home/pterjan/rpmbuild/tmp/rpm-tmp.OcW4jO (%prep)
I: [iurt_root_command] ERROR: chroot