FIXED unset variable before setting them again

Tentative to fix continuous script not modifying the git hash

sdk/cmake/modules/macros/GetGitInfo.cmake

@@ -12,36 +12,42 @@
 #! \inparam PATH_TO_SOURCE_DIR (required) input source directory path
 #!            
 macro(get_git_info PATH_TO_SOURCE_DIR)
+    unset(CAMITK_GIT_COMMIT_COUNT)
     execute_process(COMMAND ${GIT_EXECUTABLE} rev-list HEAD --count
                     WORKING_DIRECTORY ${PATH_TO_SOURCE_DIR}
                     OUTPUT_VARIABLE CAMITK_GIT_COMMIT_COUNT
                     OUTPUT_STRIP_TRAILING_WHITESPACE
     )
-       
+    
+    unset(CAMITK_GIT_BRANCH)
     execute_process(COMMAND ${GIT_EXECUTABLE} rev-parse --abbrev-ref HEAD
                     WORKING_DIRECTORY ${PATH_TO_SOURCE_DIR}
                     OUTPUT_VARIABLE CAMITK_GIT_BRANCH
                     OUTPUT_STRIP_TRAILING_WHITESPACE
     )
     
+    unset(CAMITK_GIT_ABBREVIATED_HASH)
     execute_process(COMMAND ${GIT_EXECUTABLE} log -1 --format=%h
                     WORKING_DIRECTORY ${PATH_TO_SOURCE_DIR}
                     OUTPUT_VARIABLE CAMITK_GIT_ABBREVIATED_HASH
                     OUTPUT_STRIP_TRAILING_WHITESPACE
     )
 
+    unset(CAMITK_GIT_HASH)
     execute_process(COMMAND ${GIT_EXECUTABLE} log -1 --format=%H
                     WORKING_DIRECTORY ${PATH_TO_SOURCE_DIR}
                     OUTPUT_VARIABLE CAMITK_GIT_HASH
                     OUTPUT_STRIP_TRAILING_WHITESPACE
     )
     
+    unset(CAMITK_GIT_COMMITER_DATE)
     execute_process(COMMAND ${GIT_EXECUTABLE} log -1 --format=%cd
                     WORKING_DIRECTORY ${PATH_TO_SOURCE_DIR}
                     OUTPUT_VARIABLE CAMITK_GIT_COMMITER_DATE
                     OUTPUT_STRIP_TRAILING_WHITESPACE
     )
     
+    unset(CAMITK_ORIGIN_DEVELOP_GIT_HASH)
     execute_process(COMMAND ${GIT_EXECUTABLE} rev-parse origin/develop
                     WORKING_DIRECTORY ${PATH_TO_SOURCE_DIR}
                     OUTPUT_VARIABLE CAMITK_ORIGIN_DEVELOP_GIT_HASH
@@ -51,11 +57,13 @@ macro(get_git_info PATH_TO_SOURCE_DIR)
     string(SUBSTRING ${CAMITK_ORIGIN_DEVELOP_GIT_HASH} 0 8 CAMITK_ORIGIN_DEVELOP_GIT_ABBREVIATED_HASH)
     
     if(NOT CAMITK_GIT_COMMIT_COUNT) 
-      message(WARNING "Unable to find the commit number using git : ${GIT_EXECUTABLE}")
-      set(CAMITK_GIT_COMMIT_COUNT "unknown")
-      set(CAMITK_GIT_BRANCH "unknown")
-      set(CAMITK_GIT_HASH "unknown")
-      set(CAMITK_GIT_ABBREVIATED_HASH "unknown")
+        message(WARNING "Unable to find the commit number using git : ${GIT_EXECUTABLE}")
+        set(CAMITK_GIT_COMMIT_COUNT "unknown")
+        set(CAMITK_GIT_BRANCH "unknown")
+        set(CAMITK_GIT_HASH "unknown")
+        set(CAMITK_GIT_ABBREVIATED_HASH "unknown")
+        set(CAMITK_ORIGIN_DEVELOP_GIT_HASH "unknown")
+        set(CAMITK_ORIGIN_DEVELOP_GIT_ABBREVIATED_HASH "unknown")
     endif()
 
 endmacro()