[...]

HEAD is now at afbcb3d... - rebuild with readline 7.0 - release 5 (by relup.sh)
fatal: HEAD does not point to a branch
Available branches: AC-branch master
Searching for tag auto/ti/xmlrpc-c-1.32.05-5...
Searching for tag auto/ti/xmlrpc-c-1_32_05-5...
--2017-04-05 07:52:55--  http://distfiles.pld-linux.org/distfiles/by-md5/c/8/c80cfb54a6e26247369de042474e08e0/xmlrpc-c-1.32.05.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: 636320 (621K) [application/octet-stream]
Saving to: 'xmlrpc-c-1.32.05.tar.xz'
     0K .......... .......... .......... .......... ..........  8% 1.05M 1s
    50K .......... .......... .......... .......... .......... 16% 2.08M 0s
   100K .......... .......... .......... .......... .......... 24% 50.2M 0s
   150K .......... .......... .......... .......... .......... 32%  131M 0s
   200K .......... .......... .......... .......... .......... 40% 2.18M 0s
   250K .......... .......... .......... .......... .......... 48% 95.7M 0s
   300K .......... .......... .......... .......... .......... 56%  148M 0s
   350K .......... .......... .......... .......... .......... 64% 98.7M 0s
   400K .......... .......... .......... .......... .......... 72% 2.20M 0s
   450K .......... .......... .......... .......... .......... 80% 52.4M 0s
   500K .......... .......... .......... .......... .......... 88%  141M 0s
   550K .......... .......... .......... .......... .......... 96%  119M 0s
   600K .......... .......... .                               100%  161M=0.1s
2017-04-05 07:52:58 (5.10 MB/s) - 'xmlrpc-c-1.32.05.tar.xz' saved [636320/636320]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/xmlrpc-c-1.32.05-5.src.rpm
exit status 0
Tagging with prefix: auto/ti/
HEAD is now at afbcb3d... - rebuild with readline 7.0 - release 5 (by relup.sh)
fatal: HEAD does not point to a branch
Writing git revision for tag auto/ti/xmlrpc-c-1.32.05-5
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.29425
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf xmlrpc-c
Begin-TLD-Builder-Info
Build-Time: user:0.83s sys:0.26s real:39.22s (faults io:0 non-io:182665)
Files queued for ftp:
    665493 xmlrpc-c-1.32.05-5.src.rpm
       188 xmlrpc-c-1.32.05-5.src.rpm.uploadinfo
End-TLD-Builder-Info