util/release: Check that HEAD isn't used as reference
tree31c92e7dbf1dcb25b34d7c3416a59694ec03caff
-rw-r--r-- 896 .checkpatch.conf
-rw-r--r-- 648 .clang-format
-rw-r--r-- 185 .editorconfig
-rw-r--r-- 2754 .gitignore
-rw-r--r-- 1076 .gitmodules
-rw-r--r-- 83 .gitreview
drwxr-xr-x - 3rdparty
-rw-r--r-- 4474 AUTHORS
-rw-r--r-- 17987 COPYING
drwxr-xr-x - Documentation
drwxr-xr-x - LICENSES
-rw-r--r-- 16993 MAINTAINERS
-rw-r--r-- 17383 Makefile
-rw-r--r-- 49760 Makefile.inc
-rw-r--r-- 3305 README.md
drwxr-xr-x - configs
-rw-r--r-- 1160 gnat.adc
drwxr-xr-x - payloads
drwxr-xr-x - src
drwxr-xr-x - tests
-rw-r--r-- 9339 toolchain.inc
drwxr-xr-x - util