[...]

No conditional flags passed
from available:
--with   :	
--without:	 tests
Available branches: AC-branch RA-branch master
Searching for tag auto/ti/perl-Class-Fields-0.204-1...
Searching for tag auto/ti/perl-Class-Fields-0_204-1...
--2017-10-19 15:09:02--  http://distfiles.pld-linux.org/distfiles/by-md5/2/2/22874976c81830bed35b5988d3879aee/Class-Fields-0.204.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: 15685 (15K) [application/x-gzip]
Saving to: 'Class-Fields-0.204.tar.gz'
     0K .......... .....                                      100%  679K=0.02s
2017-10-19 15:09:02 (679 KB/s) - 'Class-Fields-0.204.tar.gz' saved [15685/15685]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/perl-Class-Fields-0.204-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
HEAD is now at 204d8fd... - up to 0.204
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-Class-Fields-0.204-1
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.18198
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf Class-Fields-0.204
Begin-TLD-Builder-Info
Build-Time: user:0.84s sys:0.27s real:2.38s (faults io:0 non-io:88550)
Files queued for ftp:
     20996 perl-Class-Fields-0.204-1.src.rpm
       195 perl-Class-Fields-0.204-1.src.rpm.uploadinfo
End-TLD-Builder-Info