[...]

fatal: HEAD does not point to a branch
No conditional flags passed
from available:
--with   :	
--without:	 tests
Available branches: master
--2015-02-19 08:30:24--  http://distfiles.pld-linux.org/distfiles/by-md5/9/4/94bd7ecf1f9b460fb090f478a39acdfd/Lingua-EN-Fathom-1.15.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: 8121 (7.9K) [application/x-gzip]
Saving to: 'Lingua-EN-Fathom-1.15.tar.gz'
     0K .......                                               100% 32.6M=0s
2015-02-19 08:30:24 (32.6 MB/s) - 'Lingua-EN-Fathom-1.15.tar.gz' saved [8121/8121]
warning: Could not canonicalize hostname: giant
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/perl-Lingua-EN-Fathom-1.15-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
HEAD is now at 4f81ee6... - new
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-Lingua-EN-Fathom-1.15-1
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.26756
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf Lingua-EN-Fathom-1.15
Begin-PLD-Builder-Info
Build-Time: user:2.54s sys:1.00s real:4.10s (faults io:0 non-io:151565)
Files queued for ftp:
     13881 perl-Lingua-EN-Fathom-1.15-1.src.rpm
       198 perl-Lingua-EN-Fathom-1.15-1.src.rpm.uploadinfo
End-PLD-Builder-Info