[...]

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 317517e... - up to 1.6.3
fatal: HEAD does not point to a branch
Available branches: master
Searching for tag auto/ti/xorg-driver-input-joystick-1.6.3-1...
Searching for tag auto/ti/xorg-driver-input-joystick-1_6_3-1...
--2018-03-15 09:14:54--  http://distfiles.pld-linux.org/distfiles/by-md5/e/8/e84745a9e977c1bcd69a72c75033be85/xf86-input-joystick-1.6.3.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: 351846 (344K) [application/x-bzip2]
Saving to: 'xf86-input-joystick-1.6.3.tar.bz2'
     0K .......... .......... .......... .......... .......... 14% 1.21M 0s
    50K .......... .......... .......... .......... .......... 29% 2.43M 0s
   100K .......... .......... .......... .......... .......... 43%  192M 0s
   150K .......... .......... .......... .......... .......... 58% 57.2M 0s
   200K .......... .......... .......... .......... .......... 72% 2.52M 0s
   250K .......... .......... .......... .......... .......... 87% 94.0M 0s
   300K .......... .......... .......... .......... ...       100% 65.2M=0.08s
2018-03-15 09:14:54 (4.08 MB/s) - 'xf86-input-joystick-1.6.3.tar.bz2' saved [351846/351846]
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/xorg-driver-input-joystick-1.6.3-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
HEAD is now at 317517e... - up to 1.6.3
fatal: HEAD does not point to a branch
Writing git revision for tag auto/ti/xorg-driver-input-joystick-1.6.3-1
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.81247
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf xf86-input-joystick-1.6.3
Begin-TLD-Builder-Info
Build-Time: user:0.54s sys:0.12s real:2.44s (faults io:71 non-io:91689)
Files queued for ftp:
    356758 xorg-driver-input-joystick-1.6.3-1.src.rpm
       204 xorg-driver-input-joystick-1.6.3-1.src.rpm.uploadinfo
End-TLD-Builder-Info