diff --git a/adobe-fonts.sh b/adobe-fonts.sh
index 803c7e7..b678491 100755
--- a/adobe-fonts.sh
+++ b/adobe-fonts.sh
@@ -16,7 +16,8 @@ function update_font_git() {
         echo "==== SYNC $repo_dir START ===="
 	git remote set-url origin "$UPSTREAM"
         /usr/bin/timeout -s INT 3600 git remote -v update -p
-	git remote set-head origin --auto || true
+	head=$(git remote show origin | awk '/HEAD branch:/ {print $NF}')
+	[[ -n "$head" ]] && echo "ref: refs/heads/$head" > HEAD
         objs=$(find objects -type f | wc -l)
         [[ "$objs" -gt 8 ]] && git repack -a -b -d
         sz=$(git count-objects -v|grep -Po '(?<=size-pack: )\d+')
diff --git a/cocoapods.sh b/cocoapods.sh
index adf5de5..6b379ea 100755
--- a/cocoapods.sh
+++ b/cocoapods.sh
@@ -14,7 +14,8 @@ function update_cocoapods_git() {
 	echo "==== SYNC $repo_dir START ===="
 	git remote set-url origin "$UPSTREAM"
 	/usr/bin/timeout -s INT 3600 git remote -v update -p
-	git remote set-head origin --auto || true
+	head=$(git remote show origin | awk '/HEAD branch:/ {print $NF}')
+	[[ -n "$head" ]] && echo "ref: refs/heads/$head" > HEAD
 	objs=$(find objects -type f | wc -l)
 	[[ "$objs" -gt 8 ]] && git repack -a -b -d
 	sz=$(git count-objects -v|grep -Po '(?<=size-pack: )\d+')
diff --git a/git-repo.sh b/git-repo.sh
index 579187d..3478a5a 100755
--- a/git-repo.sh
+++ b/git-repo.sh
@@ -10,7 +10,8 @@ function update_repo_git() {
 	echo "==== SYNC repo.git START ===="
 	git remote set-url origin "$UPSTREAM"
 	/usr/bin/timeout -s INT 3600 git remote -v update -p
-	git remote set-head origin --auto
+	head=$(git remote show origin | awk '/HEAD branch:/ {print $NF}')
+	[[ -n "$head" ]] && echo "ref: refs/heads/$head" > HEAD
 	git repack -a -b -d
 	sz=$(git count-objects -v|grep -Po '(?<=size-pack: )\d+')
 	sz=$(($sz*1024))
diff --git a/homebrew.sh b/homebrew.sh
index a1b7282..f4b3e38 100755
--- a/homebrew.sh
+++ b/homebrew.sh
@@ -12,7 +12,8 @@ function update_homebrew_git() {
 	echo "==== SYNC $repo_dir START ===="
 	git remote set-url origin "$UPSTREAM"
 	/usr/bin/timeout -s INT 3600 git remote -v update -p
-	git remote set-head origin --auto
+	head=$(git remote show origin | awk '/HEAD branch:/ {print $NF}')
+	[[ -n "$head" ]] && echo "ref: refs/heads/$head" > HEAD
 	objs=$(find objects/ -type f | wc -l)
 	[[ "$objs" -gt 8 ]] && git repack -a -b -d
 	sz=$(git count-objects -v|grep -Po '(?<=size-pack: )\d+')
diff --git a/llvm.sh b/llvm.sh
index cc83902..9384078 100755
--- a/llvm.sh
+++ b/llvm.sh
@@ -12,7 +12,8 @@ function repo_update() {
 	echo "==== SYNC $repo_dir START ===="
 	git remote set-url origin "$UPSTREAM"
 	/usr/bin/timeout -s INT 3600 git remote -v update -p
-	git remote set-head origin --auto
+	head=$(git remote show origin | awk '/HEAD branch:/ {print $NF}')
+	[[ -n "$head" ]] && echo "ref: refs/heads/$head" > HEAD
 	objs=$(find objects/ -type f | wc -l)
 	[[ "$objs" -gt 8 ]] && git repack -a -b -d
 	sz=$(git count-objects -v|grep -Po '(?<=size-pack: )\d+')