Sync eng/common directory with azure-sdk-tools for PR 17056 (#3695)

Update helper scripts for tag version discovery

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: praveenkuttappan <55455725+praveenkuttappan@users.noreply.github.com>

eng/common/scripts/Helpers/AzSdkTool-Helpers.ps1

@@ -138,17 +138,48 @@ function Install-Standalone-Tool (
 
     if (!$Version -or $Version -eq "*") {
         Write-Host "Attempting to find latest version for package '$Package'"
-        $releasesUrl = "https://api.github.com/repos/$Repository/releases"
-        $releases = Invoke-RestMethod -Uri $releasesUrl
         $found = $false
-        foreach ($release in $releases) {
-            if ($release.tag_name -like "$Package*") {
-                $tag = $release.tag_name
-                $Version = $release.tag_name -replace "${Package}_", ""
-                $found = $true
-                break
+
+        # First attempt: use git ls-remote on repository tags to avoid GitHub REST API rate limits
+        try {
+            $remoteUrl = "https://github.com/$Repository.git"
+            $rawTags = git ls-remote --tags --refs --sort=-version:refname $remoteUrl "${Package}_*"
+            if ($rawTags) {
+                $matchingTags = @()
+                foreach ($line in $rawTags) {
+                    if ($line -match "refs/tags/(${Package}_(?!.*dev)(.+))$") {
+                        $matchingTags += [PSCustomObject]@{
+                            Tag     = $matches[1]
+                            Version = $matches[2]
+                        }
+                    }
+                }
+                if ($matchingTags.Count -gt 0) {
+                    $latest = $matchingTags[0]
+                    $tag = $latest.Tag
+                    $Version = $latest.Version
+                    $found = $true
+                }
             }
         }
+        catch {
+            Write-Host "git ls-remote failed: $_. Falling back to GitHub REST API."
+        }
+
+        # Fallback: GitHub REST API
+        if (!$found) {
+            $releasesUrl = "https://api.github.com/repos/$Repository/releases"
+            $releases = Invoke-RestMethod -Uri $releasesUrl
+            foreach ($release in $releases) {
+                if ($release.tag_name -like "$Package*") {
+                    $tag = $release.tag_name
+                    $Version = $release.tag_name -replace "${Package}_", ""
+                    $found = $true
+                    break
+                }
+            }
+        }
+
         if ($found -eq $false) {
             throw "No release found for package '$Package'"
         }