[...]

No conditional flags passed
from available:
--with   :	
--without:	 prof
Available branches: master
Searching for tag auto/ti/ghc-transformers-0.3.0.0-3...
Searching for tag auto/ti/ghc-transformers-0_3_0_0-3...
--2017-10-21 18:06:07--  http://distfiles.pld-linux.org/distfiles/by-md5/8/5/852dc0b79cc2bcb39136287d3dd385e5/transformers-0.3.0.0.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: 20087 (20K) [application/x-gzip]
Saving to: 'transformers-0.3.0.0.tar.gz'
     0K .......... .........                                  100%  846K=0.02s
2017-10-21 18:06:07 (846 KB/s) - 'transformers-0.3.0.0.tar.gz' saved [20087/20087]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/ghc-transformers-0.3.0.0-3.src.rpm
exit status 0
Tagging with prefix: auto/ti/
HEAD is now at f7179f4... - complete ghc dependencies list, noautocompressdoc *.haddock
fatal: HEAD does not point to a branch
No conditional flags passed
from available:
--with   :	
--without:	 prof
Writing git revision for tag auto/ti/ghc-transformers-0.3.0.0-3
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.6138
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf transformers-0.3.0.0
Begin-TLD-Builder-Info
Build-Time: user:0.98s sys:0.29s real:2.49s (faults io:4 non-io:97553)
Files queued for ftp:
     26374 ghc-transformers-0.3.0.0-3.src.rpm
       196 ghc-transformers-0.3.0.0-3.src.rpm.uploadinfo
End-TLD-Builder-Info