[...]

from available:
--with   :	
--without:	 python2 python3
Available branches: AC-branch master
Searching for tag auto/ti/python-pytz-2016.4-1...
Searching for tag auto/ti/python-pytz-2016_4-1...
--2016-08-18 15:02:49--  http://distfiles.pld-linux.org/distfiles/by-md5/e/5/e56283d61935963157aebc5135206a47/pytz-2016.4.tar.bz2
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: 171959 (168K) [application/x-bzip2]
Saving to: 'pytz-2016.4.tar.bz2'
     0K .......... .......... .......... .......... .......... 29%  897K 0s
    50K .......... .......... .......... .......... .......... 59% 1.69M 0s
   100K .......... .......... .......... .......... .......... 89% 1.73M 0s
   150K .......... .......                                    100% 14.3M=0.1s
2016-08-18 15:02:49 (1.44 MB/s) - 'pytz-2016.4.tar.bz2' saved [171959/171959]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/python-pytz-2016.4-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
HEAD is now at e4cbdd0... - up to 2016.4
fatal: HEAD does not point to a branch
No conditional flags passed
from available:
--with   :	
--without:	 python2 python3
Writing git revision for tag auto/ti/python-pytz-2016.4-1
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.49604
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf pytz-2016.4
Begin-TLD-Builder-Info
Build-Time: user:3.00s sys:1.30s real:4.94s (faults io:0 non-io:98881)
Files queued for ftp:
    179114 python-pytz-2016.4-1.src.rpm
       190 python-pytz-2016.4-1.src.rpm.uploadinfo
End-TLD-Builder-Info