diff --git a/.gitea/workflows/ci.yml b/.gitea/workflows/ci.yml
index f8d9781..bd61507 100644
--- a/.gitea/workflows/ci.yml
+++ b/.gitea/workflows/ci.yml
@@ -21,10 +21,27 @@ jobs:
 
       - name: Checkout dependencies
         run: |
-          git clone https://git.marketally.com/tutus-one/tutus-bolt.git C:\tutus-bolt
-          git clone https://git.marketally.com/tutus-one/tutus-consensus.git C:\tutus-consensus
-          git clone https://git.marketally.com/tutus-one/tutus-ordered-json.git C:\tutus-ordered-json
-          git clone https://git.marketally.com/tutus-one/tutus-rfc6979.git C:\tutus-rfc6979
+          # Clone or update dependency repos
+          if (Test-Path C:\tutus-bolt) {
+            Push-Location C:\tutus-bolt; git pull; Pop-Location
+          } else {
+            git clone https://git.marketally.com/tutus-one/tutus-bolt.git C:\tutus-bolt
+          }
+          if (Test-Path C:\tutus-consensus) {
+            Push-Location C:\tutus-consensus; git pull; Pop-Location
+          } else {
+            git clone https://git.marketally.com/tutus-one/tutus-consensus.git C:\tutus-consensus
+          }
+          if (Test-Path C:\tutus-ordered-json) {
+            Push-Location C:\tutus-ordered-json; git pull; Pop-Location
+          } else {
+            git clone https://git.marketally.com/tutus-one/tutus-ordered-json.git C:\tutus-ordered-json
+          }
+          if (Test-Path C:\tutus-rfc6979) {
+            Push-Location C:\tutus-rfc6979; git pull; Pop-Location
+          } else {
+            git clone https://git.marketally.com/tutus-one/tutus-rfc6979.git C:\tutus-rfc6979
+          }
 
       - name: Update go.mod for CI
         working-directory: tutus-chain