[...]

--2019-08-13 18:53:04--  http://distfiles.pld-linux.org/by-md5/4/3/43375a208fba0a5e73f1912faa4db86d/TERENA_Code_Signing_CA_3.pem
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: 1860 (1.8K) [application/octet-stream]
Saving to: 'TERENA_Code_Signing_CA_3.pem'
     0K .                                                     100%  450M=0s
2019-08-13 18:53:04 (450 MB/s) - 'TERENA_Code_Signing_CA_3.pem' saved [1860/1860]
--2019-08-13 18:53:05--  http://distfiles.pld-linux.org/by-md5/6/e/6e00d9ede4460e739eb285ea023299f0/TERENA_SSL_High_Assurance_CA_3.pem
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: 1782 (1.7K) [application/octet-stream]
Saving to: 'TERENA_SSL_High_Assurance_CA_3.pem'
     0K .                                                     100%  320M=0s
2019-08-13 18:53:05 (320 MB/s) - 'TERENA_SSL_High_Assurance_CA_3.pem' saved [1782/1782]
warning: Could not canonicalize hostname: giant
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/ca-certificates-20190110-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
Already on 'master'
No conditional flags passed
from available:
--with   :	
--without:	 tests
Writing git revision for tag auto/ti/ca-certificates-20190110-1
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.26419
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf ca-certificates-20190110
Begin-TLD-Builder-Info
Build-Time: user:1.56s sys:2.00s real:11.48s (faults io:0 non-io:532776)
Files queued for ftp:
    288638 ca-certificates-20190110-1.src.rpm
       196 ca-certificates-20190110-1.src.rpm.uploadinfo
End-TLD-Builder-Info