[...]

building SRPM using: cd rpm/packages; nice -n 0 ./builder -nu -nm --nodeps --http -bs  -r HEAD  -Tp auto/ti/ -tt  pcmanfm.spec 2>&1
builder: SMP make flags are set to -j2
Cloning into 'pcmanfm'...
d5c2be31f5bbe39380a4804590437dbf4887ca14
Already on 'master'
Your branch is up-to-date with 'origin/master'.
Already up-to-date.
Available branches: master
Searching for tag auto/ti/pcmanfm-1.2.3-1...
Searching for tag auto/ti/pcmanfm-1_2_3-1...
--2015-07-22 11:22:18--  http://df.tld-linux.org/distfiles/by-md5/c/9/c993402d407b0a3fc076f842ac1bc5c9/pcmanfm-1.2.3.tar.xz
Resolving df.tld-linux.org (df.tld-linux.org)... 46.4.78.55
Connecting to df.tld-linux.org (df.tld-linux.org)|46.4.78.55|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 406756 (397K) [application/x-xz]
Saving to: 'pcmanfm-1.2.3.tar.xz'
     0K .......... .......... .......... .......... .......... 12% 1.40M 0s
    50K .......... .......... .......... .......... .......... 25% 2.96M 0s
   100K .......... .......... .......... .......... .......... 37% 10.9M 0s
   150K .......... .......... .......... .......... .......... 50% 11.5M 0s
   200K .......... .......... .......... .......... .......... 62% 4.18M 0s
   250K .......... .......... .......... .......... .......... 75% 10.8M 0s
   300K .......... .......... .......... .......... .......... 88% 11.5M 0s
   350K .......... .......... .......... .......... .......   100% 11.6M=0.08s
2015-07-22 11:22:18 (4.59 MB/s) - 'pcmanfm-1.2.3.tar.xz' saved [406756/406756]
warning: Could not canonicalize hostname: giant
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/pcmanfm-1.2.3-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
Writing git revision for tag auto/ti/pcmanfm-1.2.3-1
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.96018
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf pcmanfm-1.2.3
Begin-PLD-Builder-Info
Build-Time: user:2.58s sys:1.17s real:4.08s (faults io:0 non-io:183106)
Files queued for ftp:
    412151 pcmanfm-1.2.3-1.src.rpm
       185 pcmanfm-1.2.3-1.src.rpm.uploadinfo
End-PLD-Builder-Info