[...]

If you want to create a new branch to retain commits you create, you may
do so (now or later) by using -b with the checkout command again. Example:
  git checkout -b new_branch_name
HEAD is now at 91cfb98... - due to xserver 1.17 - release 8 (by relup.sh)
fatal: HEAD does not point to a branch
Available branches: master
Searching for tag auto/ti/xorg-driver-video-tseng-1.2.5-8...
Searching for tag auto/ti/xorg-driver-video-tseng-1_2_5-8...
--2018-03-15 09:20:49--  http://distfiles.pld-linux.org/distfiles/by-md5/1/1/116ec66b4efcd378a5152defa769da33/xf86-video-tseng-1.2.5.tar.bz2
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: 330575 (323K) [application/x-bzip2]
Saving to: 'xf86-video-tseng-1.2.5.tar.bz2'
     0K .......... .......... .......... .......... .......... 15% 1.20M 0s
    50K .......... .......... .......... .......... .......... 30% 2.44M 0s
   100K .......... .......... .......... .......... .......... 46% 79.8M 0s
   150K .......... .......... .......... .......... .......... 61% 74.9M 0s
   200K .......... .......... .......... .......... .......... 77% 2.44M 0s
   250K .......... .......... .......... .......... .......... 92%  171M 0s
   300K .......... .......... ..                              100%  211M=0.08s
2018-03-15 09:20:49 (3.82 MB/s) - 'xf86-video-tseng-1.2.5.tar.bz2' saved [330575/330575]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/xorg-driver-video-tseng-1.2.5-8.src.rpm
exit status 0
Tagging with prefix: auto/ti/
HEAD is now at 91cfb98... - due to xserver 1.17 - release 8 (by relup.sh)
fatal: HEAD does not point to a branch
Writing git revision for tag auto/ti/xorg-driver-video-tseng-1.2.5-8
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.2862
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf xf86-video-tseng-1.2.5
Begin-TLD-Builder-Info
Build-Time: user:0.54s sys:0.10s real:2.09s (faults io:0 non-io:99568)
Files queued for ftp:
    336510 xorg-driver-video-tseng-1.2.5-8.src.rpm
       201 xorg-driver-video-tseng-1.2.5-8.src.rpm.uploadinfo
End-TLD-Builder-Info