[...]

Length: 747248 (730K) [application/octet-stream]
Saving to: 'pygobject-2.28.6.tar.xz'
     0K .......... .......... .......... .......... ..........  6% 1.06M 1s
    50K .......... .......... .......... .......... .......... 13% 2.08M 0s
   100K .......... .......... .......... .......... .......... 20% 65.5M 0s
   150K .......... .......... .......... .......... .......... 27% 67.3M 0s
   200K .......... .......... .......... .......... .......... 34% 2.18M 0s
   250K .......... .......... .......... .......... .......... 41% 93.6M 0s
   300K .......... .......... .......... .......... .......... 47%  116M 0s
   350K .......... .......... .......... .......... .......... 54%  111M 0s
   400K .......... .......... .......... .......... .......... 61% 2.16M 0s
   450K .......... .......... .......... .......... .......... 68% 36.7M 0s
   500K .......... .......... .......... .......... .......... 75%  206M 0s
   550K .......... .......... .......... .......... .......... 82%  165M 0s
   600K .......... .......... .......... .......... .......... 89%  195M 0s
   650K .......... .......... .......... .......... .......... 95%  210M 0s
   700K .......... .......... .........                       100%  180M=0.1s
2017-10-21 12:29:52 (5.93 MB/s) - 'pygobject-2.28.6.tar.xz' saved [747248/747248]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/python-pygobject-2.28.6-15.src.rpm
exit status 0
Tagging with prefix: auto/ti/
HEAD is now at 0ce6e37... - adjusted python3 packaging to use __pycache__ scheme (BR: automake >= 1.12.5); release 15
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-pygobject-2.28.6-15
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.1323
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf pygobject-2.28.6
Begin-TLD-Builder-Info
Build-Time: user:0.91s sys:0.29s real:2.62s (faults io:2 non-io:132896)
Files queued for ftp:
    756145 python-pygobject-2.28.6-15.src.rpm
       196 python-pygobject-2.28.6-15.src.rpm.uploadinfo
End-TLD-Builder-Info