diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index af3d48de72d2d2..38f628243ccff4 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -154,30 +154,9 @@ jobs:
       # windows-11-arm runner cannot run `ruby tool/file2lastrev.rb --revision.h --output=revision.h`
       - name: make revision.h
         run: |
-          if not exist revision.h (
-            for /f "tokens=1-3" %%I in ('git log -1 "--date=format-local:%%F %%T" "--format=%%H %%cd" @') do (
-              set rev=%%I
-              set dt=%%J
-              set tm=%%K
-            )
-            call set yy=%%dt:~0,4%%
-            call set /a mm=100%%dt:~5,2%% %%%% 100
-            call set /a dd=100%%dt:~8,2%% %%%% 100
-            call set branch=%%GITHUB_REF:refs/heads/=%%
-            (
-              call echo #define RUBY_REVISION "%%rev:~,10%%"
-              call echo #define RUBY_FULL_REVISION "%%rev%%"
-              call echo #define RUBY_BRANCH_NAME "%%branch%%"
-              call echo #define RUBY_RELEASE_DATETIME "%%dt%%T%%tm%%"
-              call echo #define RUBY_RELEASE_YEAR %%yy%%
-              call echo #define RUBY_RELEASE_MONTH %%mm%%
-              call echo #define RUBY_RELEASE_DAY %%dd%%
-            ) > revision.h
-            copy /y NUL .revision.time
-          )
+          win32\lastrev.bat | win32\ifchange.bat --timestamp=.revision.time revision.h -
           type revision.h
-        env:
-          TZ: UTC
+        working-directory: src
 
       - run: nmake
 
diff --git a/vcpkg.json b/vcpkg.json
index 7ea28de5a2da23..b8b0faf93edb1a 100644
--- a/vcpkg.json
+++ b/vcpkg.json
@@ -7,5 +7,5 @@
     "openssl",
     "zlib"
   ],
-  "builtin-baseline": "120deac3062162151622ca4860575a33844ba10b"
+  "builtin-baseline": "4334d8b4c8916018600212ab4dd4bbdc343065d1"
 }
\ No newline at end of file
diff --git a/win32/ifchange.bat b/win32/ifchange.bat
index 1de98f99900d70..c7a57fad3583c4 100755
--- a/win32/ifchange.bat
+++ b/win32/ifchange.bat
@@ -1,54 +1,78 @@
 @echo off
 :: usage: ifchange target temporary
 
+:: @set PROMPT=$T:$S
 for %%I in (%0) do set progname=%%~nI
 set timestamp=
 set keepsuffix=
 set empty=
 set color=auto
 :optloop
+set optarg=
+:optnext
 for %%I in (%1) do set opt=%%~I
-if "%opt%" == "--" (
-    shift
-) else if "%opt%" == "--timestamp" (
-    set timestamp=.
-    shift
-    goto :optloop
-) else if "%opt:~0,12%" == "--timestamp=" (
-    set timestamp=%opt:~12%
-    shift
-    goto :optloop
-) else if "%opt%" == "--keep" (
-    set keepsuffix=.old
-    shift
-    goto :optloop
-) else if "%opt:~0,7%" == "--keep=" (
-    set keepsuffix=%opt:~7%
-    shift
-    goto :optloop
-) else if "%opt%" == "--empty" (
-    set empty=yes
-    shift
-    goto :optloop
-) else if "%opt%" == "--color" (
-    set color=always
-    shift
-    goto :optloop
-) else if "%opt:~0,8%" == "--color=" (
-    set color=%opt:~8%
-    shift
-    goto :optloop
-) else if "%opt%" == "--debug" (
-    shift
-    echo on
-    goto :optloop
-) else if "%opt%" == "--help" (
-    call :help
-    exit /b
-) else if "%opt:~0,2%" == "--" (
+    if not "%opt:~0,2%" == "--" (
+        if not "%optarg%" == "" (
+            call set %optarg%=%%opt%%
+            shift
+            goto :optloop
+        )
+        goto :optend
+    )
+    if "%opt%" == "--" (
+        shift
+        goto :optend
+    )
+    if "%opt%" == "--timestamp" (
+        set timestamp=.
+        set optarg=timestamp
+        shift
+        goto :optnext
+    )
+    if "%opt:~0,12%" == "--timestamp=" (
+        set timestamp=%opt:~12%
+        shift
+        goto :optloop
+    )
+    if "%opt%" == "--keep" (
+        set keepsuffix=.old
+        set optarg=keep
+        shift
+        goto :optnext
+    )
+    if "%opt:~0,7%" == "--keep=" (
+        set keepsuffix=%opt:~7%
+        shift
+        goto :optloop
+    )
+    if "%opt%" == "--empty" (
+        set empty=yes
+        shift
+        goto :optloop
+    )
+    if "%opt%" == "--color" (
+        set color=always
+        set optarg=color
+        shift
+        goto :optnext
+    )
+    if "%opt:~0,8%" == "--color=" (
+        set color=%opt:~8%
+        shift
+        goto :optloop
+    )
+    if "%opt%" == "--debug" (
+        shift
+        echo on
+        goto :optloop
+    )
+    if "%opt%" == "--help" (
+        call :help
+        exit /b
+    )
     echo %progname%: unknown option: %1 1>&2
     exit /b 1
-)
+:optend
 
 if "%2" == "" (
     call :help 1>&2
@@ -60,6 +84,19 @@ set src=%2
 set dest=%dest:/=\%
 set src=%src:/=\%
 
+if not "%src%" == "-" goto :srcfile
+    if not "%TMPDIR%" == "" (
+        set src=%TMPDIR%\ifchange%RANDOM%.tmp
+    ) else if not "%TEMP%" == "" (
+        set src=%TEMP%\ifchange%RANDOM%.tmp
+    ) else if not "%TMP%" == "" (
+        set src=%TMP%\ifchange%RANDOM%.tmp
+    ) else (
+        set src=.\ifchange%RANDOM%.tmp
+    )
+    findstr -r -c:"^" > "%src%"
+:srcfile
+
 if exist %dest% (
     if not exist %src% goto :nt_unchanged1
     if not "%empty%" == "" for %%I in (%src%) do if %%~zI == 0 goto :nt_unchanged
diff --git a/win32/lastrev.bat b/win32/lastrev.bat
new file mode 100755
index 00000000000000..f1c799f8976f2c
--- /dev/null
+++ b/win32/lastrev.bat
@@ -0,0 +1,29 @@
+@setlocal
+@echo off
+if "%1" == "" (set gitdir=.) else (set gitdir=%1)
+set TZ=UTC
+for /f "usebackq tokens=1-3" %%I in (
+    `git -C "%gitdir%" log -1 --no-show-signature "--date=format-local:%%F %%T" "--format=%%H %%cd" HEAD`
+) do (
+    set rev=%%I
+    set dt=%%J
+    set tm=%%K
+)
+if not "%dt%" == "" (
+    set /a yy=%dt:-=% / 10000
+    set /a mm=%dt:-=% / 100 %% 100
+    set /a dd=%dt:-=% %% 100
+)
+for /f "usebackq tokens=1" %%I in (
+    `git -C "%gitdir%" symbolic-ref --short HEAD`
+) do set branch=%%I
+if not "%rev%" == "" (
+  echo #define RUBY_REVISION "%rev:~,10%"
+  echo #define RUBY_FULL_REVISION "%rev%"
+  echo #define RUBY_BRANCH_NAME "%branch%"
+  echo #define RUBY_RELEASE_DATETIME "%dt%T%tm%Z"
+  echo #define RUBY_RELEASE_YEAR %yy%
+  echo #define RUBY_RELEASE_MONTH %mm%
+  echo #define RUBY_RELEASE_DAY %dd%
+)
+@endlocal