diff --git a/Modules/ExternalProject.cmake b/Modules/ExternalProject.cmake
index 3752cebad79f853b9cb7499867856453da7c5cef..ea94f0390294cc91fd7675b8cb19007ea6f83d43 100644
--- a/Modules/ExternalProject.cmake
+++ b/Modules/ExternalProject.cmake
@@ -342,6 +342,12 @@ External Project Definition
         the appearance of the build having stalled, it may also make the build
         overly noisy if lots of external projects are used.
 
+      ``GIT_QUIET``
+        .. versionadded:: 0.0
+
+        When enabled, this option passes the ``--quiet`` option to all git
+        commands which support it.
+
       ``GIT_CONFIG <option1> [<option2>...]``
         .. versionadded:: 3.8
 
@@ -1288,6 +1294,7 @@ function(_ep_write_gitclone_script
   git_submodules
   git_shallow
   git_progress
+  git_quiet
   git_config
   src_name
   work_dir
@@ -1322,6 +1329,12 @@ function(_ep_write_gitclone_script
       list(APPEND git_clone_options "--depth 1")
     endif()
   endif()
+  if(git_quiet)
+    list(APPEND git_clone_options --quiet)
+    set(git_quiet_option "--quiet")
+  else()
+    set(git_quiet_option)
+  endif()
   if(git_progress)
     list(APPEND git_clone_options --progress)
   endif()
@@ -1383,6 +1396,7 @@ function(_ep_write_gitupdate_script
   git_submodules_recurse
   git_submodules
   git_repository
+  git_quiet
   work_dir
   git_update_strategy
 )
@@ -2815,6 +2829,11 @@ function(_ep_add_download_command name)
       set(git_tag "master")
     endif()
 
+    get_property(git_quiet TARGET ${name} PROPERTY _EP_GIT_QUIET)
+    if(NOT git_quiet)
+      set(git_quiet)
+    endif()
+
     set(git_init_submodules TRUE)
     get_property(git_submodules_set
       TARGET ${name}
@@ -2880,6 +2899,7 @@ CMP0097=${_EP_CMP0097}
       "${git_submodules}"
       "${git_shallow}"
       "${git_progress}"
+      "${git_quiet}"
       "${git_config}"
       ${src_name}
       ${work_dir}
@@ -3351,6 +3371,7 @@ function(_ep_add_update_command name)
       "${git_submodules_recurse}"
       "${git_submodules}"
       "${git_repository}"
+      "${git_quiet}"
       "${work_dir}"
       "${git_update_strategy}"
     )
diff --git a/Modules/ExternalProject/gitclone.cmake.in b/Modules/ExternalProject/gitclone.cmake.in
index 3312171e0b59fbe8946c93393acdbe694d3a0c1d..f58fc1a8737dad7fe8510f9f2ca0ab2d91d8f5ca 100644
--- a/Modules/ExternalProject/gitclone.cmake.in
+++ b/Modules/ExternalProject/gitclone.cmake.in
@@ -5,10 +5,11 @@ cmake_minimum_required(VERSION 3.5)
 
 if(EXISTS "@gitclone_stampfile@" AND EXISTS "@gitclone_infofile@" AND
   "@gitclone_stampfile@" IS_NEWER_THAN "@gitclone_infofile@")
-  message(STATUS
-    "Avoiding repeated git clone, stamp file is up to date: "
-    "'@gitclone_stampfile@'"
-  )
+  if(NOT @git_quiet@)
+    message(STATUS
+      "Avoiding repeated git clone, stamp file is up to date: "
+      "'@gitclone_stampfile@'")
+  endif()
   return()
 endif()
 
@@ -41,7 +42,7 @@ endif()
 
 execute_process(
   COMMAND "@git_EXECUTABLE@" @git_options@
-          checkout "@git_tag@" @git_checkout_explicit--@
+          checkout @git_quiet_option@ "@git_tag@" @git_checkout_explicit--@
   WORKING_DIRECTORY "@work_dir@/@src_name@"
   RESULT_VARIABLE error_code
 )
@@ -53,7 +54,7 @@ set(init_submodules @init_submodules@)
 if(init_submodules)
   execute_process(
     COMMAND "@git_EXECUTABLE@" @git_options@
-            submodule update @git_submodules_recurse@ --init @git_submodules@
+            submodule update  @git_quiet_option@ @git_submodules_recurse@ --init @git_submodules@
     WORKING_DIRECTORY "@work_dir@/@src_name@"
     RESULT_VARIABLE error_code
   )
diff --git a/Modules/ExternalProject/gitupdate.cmake.in b/Modules/ExternalProject/gitupdate.cmake.in
index 50f016706a8bcbdfd0a22922c2ed489cef2993e3..28ad4e5724c30ed179da597dc5005092c098f280 100644
--- a/Modules/ExternalProject/gitupdate.cmake.in
+++ b/Modules/ExternalProject/gitupdate.cmake.in
@@ -173,13 +173,13 @@ endif()
 
 if(git_update_strategy STREQUAL "CHECKOUT")
   execute_process(
-    COMMAND "@git_EXECUTABLE@" --git-dir=.git checkout "${checkout_name}"
+    COMMAND "@git_EXECUTABLE@" --git-dir=.git checkout @git_quiet_option@ "${checkout_name}"
     WORKING_DIRECTORY "@work_dir@"
     COMMAND_ERROR_IS_FATAL ANY
   )
 else()
   execute_process(
-    COMMAND "@git_EXECUTABLE@" --git-dir=.git rebase "${checkout_name}"
+    COMMAND "@git_EXECUTABLE@" --git-dir=.git rebase @git_quiet_option@ "${checkout_name}"
     WORKING_DIRECTORY "@work_dir@"
     RESULT_VARIABLE error_code
     OUTPUT_VARIABLE rebase_output
@@ -188,7 +188,7 @@ else()
   if(error_code)
     # Rebase failed, undo the rebase attempt before continuing
     execute_process(
-      COMMAND "@git_EXECUTABLE@" --git-dir=.git rebase --abort
+      COMMAND "@git_EXECUTABLE@" --git-dir=.git rebase --abort @git_quiet_option@
       WORKING_DIRECTORY "@work_dir@"
     )
 
@@ -226,7 +226,7 @@ else()
     )
 
     execute_process(
-      COMMAND "@git_EXECUTABLE@" --git-dir=.git checkout "${checkout_name}"
+      COMMAND "@git_EXECUTABLE@" --git-dir=.git checkout @git_quiet_option@ "${checkout_name}"
       WORKING_DIRECTORY "@work_dir@"
       COMMAND_ERROR_IS_FATAL ANY
     )