[...]

Saving to: 'libosinfo-1.0.0.tar.gz'
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   850K .......... .......... .....                           100% 1.22M=0.1s
2017-04-05 12:46:47 (6.08 MB/s) - 'libosinfo-1.0.0.tar.gz' saved [896212/896212]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/libosinfo-1.0.0-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
No conditional flags passed
from available:
--with   :	
--without:	 apidocs static_libs tests vala
Writing git revision for tag auto/ti/libosinfo-1.0.0-1
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.85826
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf libosinfo-1.0.0
Begin-TLD-Builder-Info
Build-Time: user:0.86s sys:0.28s real:2.46s (faults io:0 non-io:90898)
Files queued for ftp:
    892118 libosinfo-1.0.0-1.src.rpm
       187 libosinfo-1.0.0-1.src.rpm.uploadinfo
End-TLD-Builder-Info