[...]

Building perl-IO-Interface.spec with the following conditional flags:
 --without tests
from available:
--with   :	 tests
--without:	
Available branches: master
Searching for tag auto/ti/perl-IO-Interface-1.08-2...
Searching for tag auto/ti/perl-IO-Interface-1_08-2...
--2020-04-29 19:00:46--  http://distfiles.pld-linux.org/by-md5/3/8/38c292a4d0976dd38179cfbfdca5e777/IO-Interface-1.08.tar.gz
Resolving distfiles.pld-linux.org (distfiles.pld-linux.org)... 193.239.45.41
Connecting to distfiles.pld-linux.org (distfiles.pld-linux.org)|193.239.45.41|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 11108 (11K) [application/x-gzip]
Saving to: 'IO-Interface-1.08.tar.gz'
     0K ..........                                            100% 98.1M=0s
2020-04-29 19:00:46 (98.1 MB/s) - 'IO-Interface-1.08.tar.gz' saved [11108/11108]
warning: Could not canonicalize hostname: giant
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/perl-IO-Interface-1.08-2.src.rpm
exit status 0
Tagging with prefix: auto/ti/
HEAD is now at 9bfb6da - drop obsolete and outdated manual inclusion of rpm macros
fatal: HEAD does not point to a branch
Building perl-IO-Interface.spec with the following conditional flags:
 --without tests
from available:
--with   :	 tests
--without:	
Writing git revision for tag auto/ti/perl-IO-Interface-1.08-2
On detached HEAD. Use -r BRANCHNAME to override
error: Macro %_builddir has empty body
error: Macro %_builddir has empty body
Executing(--clean): env -i TMP=/home/users/builder/tmp HOME=/home/users/builder PATH=/bin:/usr/bin:/usr/sbin:/sbin:/usr/X11R6/bin TMPDIR=/home/users/builder/tmp  /bin/sh -e /home/users/builder/tmp/rpm-tmp.14365
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf IO-Interface-1.08
Begin-TLD-Builder-Info
Build-Time: user:1.04s sys:0.48s real:2.34s (faults io:0 non-io:84485)
Files queued for ftp:
     16739 perl-IO-Interface-1.08-2.src.rpm
       194 perl-IO-Interface-1.08-2.src.rpm.uploadinfo
End-TLD-Builder-Info