[...]

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: 11128 (11K) [application/x-gzip]
Saving to: 'bind-hip.tar.gz'
     0K ..........                                            100%  346M=0s
2018-08-29 09:38:37 (346 MB/s) - 'bind-hip.tar.gz' saved [11128/11128]
--2018-08-29 09:38:37--  http://df.tld-linux.org/distfiles/by-md5/2/c/2c03979b5a420b8c240c259fb1b8af8c/named.root
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: 3314 (3.2K) [text/plain]
Saving to: 'named.root'
     0K ...                                                   100%  852M=0s
2018-08-29 09:38:37 (852 MB/s) - 'named.root' saved [3314/3314]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/bind-9.12.2.P1-2.src.rpm
exit status 0
Tagging with prefix: auto/ti/
HEAD is now at 5072948 - release 2
fatal: HEAD does not point to a branch
No conditional flags passed
from available:
--with   :	 edns_cli hip seccomp
--without:	 epoll geoip ipv6 kerberos5 ldap lmdb odbc sql ssl static_libs tests
Writing git revision for tag auto/ti/bind-9.12.2.P1-2
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.38193
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf bind-9.12.2-P1
Begin-TLD-Builder-Info
Build-Time: user:0.90s sys:0.11s real:2.08s (faults io:0 non-io:260342)
Files queued for ftp:
   9444472 bind-9.12.2.P1-2.src.rpm
       186 bind-9.12.2.P1-2.src.rpm.uploadinfo
End-TLD-Builder-Info