Go to detached HEAD

Author: remram44

CMake/cdat_modules_extra/git_clone.sh.in

@@ -1,4 +1,5 @@
 #!/bin/sh
 
 cd "@CMAKE_INSTALL_PREFIX@"
-"@GIT_EXECUTABLE@" clone --depth 1 -b @BRANCH@ @GIT_URL@ "@GIT_TARGET@"
+"@GIT_EXECUTABLE@" clone --no-checkout --depth 1 -b @BRANCH@ @GIT_URL@ "@GIT_TARGET@"
+"@GIT_EXECUTABLE@" checkout origin/@BRANCH@

CMake/cdat_modules_extra/git_update.sh.in

@@ -1,8 +1,4 @@
 #!/bin/sh
 cd "@SOURCE_DIR@"
 "@GIT_EXECUTABLE@" fetch origin --prune
-branch_name=$("@GIT_EXECUTABLE@" symbolic-ref HEAD | sed -e 's,.*\/\(.*\),\1,')
-if [ $? = 0 -a "${branch_name}" != "@BRANCH@" ]; then
-  "@GIT_EXECUTABLE@" checkout -f @BRANCH@
-fi
-"@GIT_EXECUTABLE@" reset --hard origin/@BRANCH@
+"@GIT_EXECUTABLE@" checkout -f origin/@BRANCH@