[...]

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 1e72961 - macros for meson
fatal: HEAD does not point to a branch
Available branches: master
Searching for tag auto/ti/fonts-OTF-Cantarell-0.111-1...
Searching for tag auto/ti/fonts-OTF-Cantarell-0_111-1...
--2019-08-17 18:54:12--  http://distfiles.pld-linux.org/by-md5/6/9/6916664e08fe3692be0a52b0f55560c2/cantarell-fonts-0.111.tar.xz
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: 326216 (319K) [application/octet-stream]
Saving to: 'cantarell-fonts-0.111.tar.xz'
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   300K .......... ........                                   100% 33.0M=0.2s
2019-08-17 18:54:13 (1.90 MB/s) - 'cantarell-fonts-0.111.tar.xz' saved [326216/326216]
warning: Could not canonicalize hostname: giant
Building target platforms: i686-linux
Wrote: /home/users/builder/rpm/SRPMS/fonts-OTF-Cantarell-0.111-1.src.rpm
exit status 0
Tagging with prefix: auto/ti/
HEAD is now at 1e72961 - macros for meson
fatal: HEAD does not point to a branch
Writing git revision for tag auto/ti/fonts-OTF-Cantarell-0.111-1
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.9797
+ umask 022
+ cd /home/users/builder/rpm/BUILD
+ rm -rf cantarell-fonts-0.111
Begin-TLD-Builder-Info
Build-Time: user:0.61s sys:0.09s real:2.62s (faults io:0 non-io:91084)
Files queued for ftp:
    331408 fonts-OTF-Cantarell-0.111-1.src.rpm
       197 fonts-OTF-Cantarell-0.111-1.src.rpm.uploadinfo
End-TLD-Builder-Info