diff --git a/patch-git.lua b/patch-git.lua
index 8c6ec24..5a46d53 100644
--- a/patch-git.lua
+++ b/patch-git.lua
@@ -358,25 +358,25 @@ local function generate_files()
                      or (posix.access('/usr/bin/git', 'x')
                          and posix.access(sourcedir .. '/.git/.', 'x')))
    local commit_marker_contents -- For git_commit_file.
-   
    -- If the branch/tag is AlmaLinux, then we need to get history of Upstream
    -- branch/tag, and skip all AlmaLinux-specific commits. To avoid duplicates
    -- in changelog and bumped release numbers
-   local log_branch = string.match(run_git('rev-parse --abbrev-ref HEAD'), '([^\n]+)') or 'HEAD'
-   local anum = string.match(log_branch, '^a(%d+s?)$')
-   if anum then
-      log_branch = 'c' .. anum
-   else
-      log_branch = string.match(run_git('describe --tags --exact-match'), '([^\n]+)')
-      local anum, aname = string.match(log_branch, '^changed/a(%d+s?)/(.+)$')
-      if anum then
-         local cname = string.gsub(aname, '%.alma%.[0-9]+$', '')
-         log_branch = 'imports/c' .. anum .. '/' .. cname
-      end
-   end
+   local log_branch = 'HEAD'
    if have_git then
-      commit_marker_contents =
-         run_git('rev-parse ' .. log_branch) .. 'v' .. VERSION .. '\n'
+     log_branch = string.match(run_git('rev-parse --abbrev-ref HEAD'), '([^\n]+)')
+     local anum = string.match(log_branch, '^a(%d+s?)$')
+     if anum then
+       log_branch = 'c' .. anum
+     else
+       log_branch = string.match(run_git('describe --tags --exact-match'), '([^\n]+)')
+       local anum, aname = string.match(log_branch, '^changed/a(%d+s?)/(.+)$')
+       if anum then
+          local cname = string.gsub(aname, '%.alma%.[0-9]+$', '')
+          log_branch = 'imports/c' .. anum .. '/' .. cname
+       end
+     end
+     commit_marker_contents =
+        run_git('rev-parse ' .. log_branch) .. 'v' .. VERSION .. '\n'
       if commit_marker_contents == read_source_file(git_commit_file) then
          -- HEAD and version did not change.  No file generation
          return