[...]

Cloning into 'libmatroska'...
9c4c08124a4239b0ac2b63fca24f084578557938
Already on 'master'
Your branch is up-to-date with 'origin/master'.
Already up-to-date.
Available branches: AC-branch RA-branch master
Searching for tag auto/ti/libmatroska-1.4.5-1...
Searching for tag auto/ti/libmatroska-1_4_5-1...
--2017-04-05 12:43:40--  http://distfiles.pld-linux.org/distfiles/by-md5/2/e/2e97a58717564896aba8168cdb577067/libmatroska-1.4.5.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: 612987 (599K) [application/x-bzip2]
Saving to: 'libmatroska-1.4.5.tar.bz2'
     0K .......... .......... .......... .......... ..........  8% 1.05M 1s
    50K .......... .......... .......... .......... .......... 16% 2.11M 0s
   100K .......... .......... .......... .......... .......... 25% 73.2M 0s
   150K .......... .......... .......... .......... .......... 33%  108M 0s
   200K .......... .......... .......... .......... .......... 41% 2.20M 0s
   250K .......... .......... .......... .......... .......... 50% 74.9M 0s
   300K .......... .......... .......... .......... .......... 58% 95.5M 0s
   350K .......... .......... .......... .......... .......... 66%  317M 0s
   400K .......... .......... .......... .......... .......... 75% 2.19M 0s
   450K .......... .......... .......... .......... .......... 83%  324M 0s
   500K .......... .......... .......... .......... .......... 91%  141M 0s
   550K .......... .......... .......... .......... ........  100%  115M=0.1s
2017-04-05 12:43:40 (4.97 MB/s) - 'libmatroska-1.4.5.tar.bz2' saved [612987/612987]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/libmatroska-1.4.5-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
Writing git revision for tag auto/ti/libmatroska-1.4.5-1
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.22225
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf libmatroska-1.4.5
Begin-TLD-Builder-Info
Build-Time: user:0.54s sys:0.10s real:2.06s (faults io:0 non-io:88130)
Files queued for ftp:
    619045 libmatroska-1.4.5-1.src.rpm
       189 libmatroska-1.4.5-1.src.rpm.uploadinfo
End-TLD-Builder-Info