[...]

No conditional flags passed
from available:
--with   :	
--without:	 tests
Available branches: AC-branch RA-branch master
Searching for tag auto/ti/perl-Tree-DAG_Node-1.29-1...
Searching for tag auto/ti/perl-Tree-DAG_Node-1_29-1...
--2018-04-14 14:20:26--  http://distfiles.pld-linux.org/distfiles/by-md5/0/d/0d2c2f7cb7f12afafd28bbab75e15442/Tree-DAG_Node-1.29.tgz
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: 52498 (51K) [application/x-tgz]
Saving to: 'Tree-DAG_Node-1.29.tgz'
     0K .......... .......... .......... .......... .......... 97% 1.21M 0s
    50K .                                                     100% 23.2M=0.04s
2018-04-14 14:20:27 (1.24 MB/s) - 'Tree-DAG_Node-1.29.tgz' saved [52498/52498]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/perl-Tree-DAG_Node-1.29-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
HEAD is now at a38ac94... - updated to 1.29
fatal: HEAD does not point to a branch
No conditional flags passed
from available:
--with   :	
--without:	 tests
Writing git revision for tag auto/ti/perl-Tree-DAG_Node-1.29-1
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.44118
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf Tree-DAG_Node-1.29
Begin-TLD-Builder-Info
Build-Time: user:0.72s sys:0.19s real:2.36s (faults io:0 non-io:86481)
Files queued for ftp:
     58965 perl-Tree-DAG_Node-1.29-1.src.rpm
       195 perl-Tree-DAG_Node-1.29-1.src.rpm.uploadinfo
End-TLD-Builder-Info