[...]

No conditional flags passed
from available:
--with   :	
--without:	 tests
Available branches: AC-branch RA-branch master
Searching for tag auto/ti/perl-Error-0.17021-1...
Searching for tag auto/ti/perl-Error-0_17021-1...
--2017-04-13 07:28:15--  http://distfiles.pld-linux.org/distfiles/by-md5/f/d/fd98e0041b2acbfb19c6b492243709d2/Error-0.17021.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: 22400 (22K) [application/x-gzip]
Saving to: 'Error-0.17021.tar.gz'
     0K .......... .......... .                               100%  952K=0.02s
2017-04-13 07:28:15 (952 KB/s) - 'Error-0.17021.tar.gz' saved [22400/22400]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/perl-Error-0.17021-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
HEAD is now at 3ec1dc3... - up to 0.17021 - additional BRs for tests
fatal: HEAD does not point to a branch
No conditional flags passed
from available:
--with   :	
--without:	 tests
Writing git revision for tag auto/ti/perl-Error-0.17021-1
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.50180
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf Error-0.17021
Begin-TLD-Builder-Info
Build-Time: user:0.74s sys:0.28s real:1.91s (faults io:0 non-io:86186)
Files queued for ftp:
     28055 perl-Error-0.17021-1.src.rpm
       190 perl-Error-0.17021-1.src.rpm.uploadinfo
End-TLD-Builder-Info