[...]

Cloning into 'json-glib'...
e9e3166965ec431abaffb2ec4bc06f6b9fa629a4
Already on 'master'
Your branch is up-to-date with 'origin/master'.
Already up-to-date.
Available branches: master
Searching for tag auto/ti/json-glib-1.2.8-1...
Searching for tag auto/ti/json-glib-1_2_8-1...
--2017-04-05 12:42:00--  http://distfiles.pld-linux.org/distfiles/by-md5/f/f/ff31e7d0594df44318e12facda3d086e/json-glib-1.2.8.tar.xz
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: 604336 (590K) [application/octet-stream]
Saving to: 'json-glib-1.2.8.tar.xz'
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   550K .......... .......... .......... ..........           100% 69.0M=0.1s
2017-04-05 12:42:01 (5.01 MB/s) - 'json-glib-1.2.8.tar.xz' saved [604336/604336]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/json-glib-1.2.8-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
Writing git revision for tag auto/ti/json-glib-1.2.8-1
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.24730
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf json-glib-1.2.8
Begin-TLD-Builder-Info
Build-Time: user:0.64s sys:0.30s real:3.53s (faults io:85 non-io:89656)
Files queued for ftp:
    610355 json-glib-1.2.8-1.src.rpm
       187 json-glib-1.2.8-1.src.rpm.uploadinfo
End-TLD-Builder-Info