I don't know how to ignore autoformatting *.h.in files, so change into autoformat files manually.

sources_non_forked/vim-cmake/autoload/cmake/util.vim

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+" ==============================================================================
+" Location:    autoload/cmake/util.vim
+" Description: Utility functions
+" ==============================================================================
+
+let s:logger = cmake#logger#Get()
+let s:system = cmake#system#Get()
+
+let s:repo_dir = expand('<sfile>:p:h:h:h')
+let s:data_dir = s:system.Path([s:repo_dir, '.data'], v:false)
+let s:data_file = s:system.Path([s:data_dir, 'previous-version.bin'], v:false)
+
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+" Private functions
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+function! s:VersionToNumber(_, version) abort
+    let l:version = split(a:version, '\.')
+    let l:major = str2nr(l:version[0])
+    let l:minor = str2nr(l:version[1])
+    let l:patch = str2nr(l:version[2])
+    let l:number = l:major * 10000 + l:minor * 100 + l:patch
+    return l:number
+endfunction
+
+function! s:NumberToVersion(number) abort
+    let l:major = a:number / 10000
+    let l:minor = (a:number - l:major * 10000) / 100
+    let l:patch = a:number - l:major * 10000 - l:minor * 100
+    let l:version = l:major . '.' . l:minor . '.' . l:patch
+    return l:version
+endfunction
+
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+" Public functions
+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+" Print news of newer Vim-CMake versions.
+"
+" Params:
+"     current_version : String
+"         current version of the plugin (in the format <major>.<minor>.<patch>)
+"     news : Dictionary
+"         dictionary of news, where a key identifies a version (in the format
+"         <major>.<minor>.<patch>), and a value is a string containing the news
+"         to print for a version
+"
+function! cmake#util#PrintNews(current_version, news) abort
+    " Make a list of all version numbers, transform to integers, and sort.
+    let l:all_version_numbers = keys(a:news)
+    call map(l:all_version_numbers, function('s:VersionToNumber'))
+    call sort(l:all_version_numbers)
+    try
+        " Try to read previous version number from file.
+        let l:line = readfile(s:data_file, 'b')
+    catch /.*/
+        " Store current version number.
+        try
+            call mkdir(s:data_dir, 'p')
+            call writefile([a:current_version], s:data_file, 'b')
+        catch /.*/
+        endtry
+        return
+    endtry
+    " Get previous version number from file, then write current version number.
+    let l:previous_version_number = s:VersionToNumber('', l:line[0])
+    if l:previous_version_number < s:VersionToNumber('', a:current_version)
+        try
+            call writefile([a:current_version], s:data_file, 'b')
+        catch /.*/
+        endtry
+    endif
+    " Print updates for newer versions.
+    for l:number in l:all_version_numbers
+        if l:number > l:previous_version_number
+            for l:news_item in a:news[s:NumberToVersion(l:number)]
+                call s:logger.EchoInfo(l:news_item)
+            endfor
+        endif
+    endfor
+endfunction