[...]

Building target platforms: x86_64-linux
Building for target x86_64-linux
Wrote: /home/users/builder/rpm/SRPMS/python3-PyQt5-5.15.10-1.src.rpm
RPM build warnings:
    Macro expanded in comment on line 10: %define	qt_ver		%{version}
real 0.12
user 0.11
sys 0.00
exit status 0
Writing package revision
builder: SMP make flags are set to -j2
Already up to date.
warning: Macro expanded in comment on line 10: %define	qt_ver		%{version}
No conditional flags passed
from available:
--with   :	 enginio
--without:	 webkit
Available branches: master
PyQt5-5.15.10.tar.gz having proper md5sum already exists
./builder[2756]: ulimit: unlimited exceeds allowable coredump(blocks) limit
warning: Macro expanded in comment on line 10: %define	qt_ver		%{version}
Building target platforms: x86_64-linux
Building for target x86_64-linux
Wrote: /home/users/builder/rpm/SRPMS/python3-PyQt5-5.15.10-1.src.rpm
RPM build warnings:
    Macro expanded in comment on line 10: %define	qt_ver		%{version}
real 0.12
user 0.11
sys 0.00
warning: Macro expanded in comment on line 10: %define	qt_ver		%{version}
Writing git revision for tag tld/python3-PyQt5-5.15.10-1
error: Macro %_builddir has empty body
Begin-TLD-Builder-Info
Build-Time: user:0.91s sys:0.31s real:3.31s (faults io:2 non-io:149049)
Files queued for ftp:
   3252734 python3-PyQt5-5.15.10-1.src.rpm
       193 python3-PyQt5-5.15.10-1.src.rpm.uploadinfo
End-TLD-Builder-Info