+case "$merge_repo" in
+http://* | https://*)
+ if [ -n "$GIT_SSL_NO_VERIFY" ]; then
+ curl_extra_args="-k"
+ fi
+ _x40='[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]' &&
+ _x40="$_x40$_x40$_x40$_x40$_x40$_x40$_x40$_x40" &&
+ head=$(curl -nsf $curl_extra_args "$merge_repo/$merge_head") &&
+ expr "$head" : "$_x40\$" >/dev/null || {
+ echo >&2 "Failed to fetch $merge_head from $merge_repo"
+ exit 1
+ }
+ echo Fetching "$merge_head" using http
+ git-http-pull -v -a "$head" "$merge_repo/" || exit
+ ;;
+rsync://*)
+ rsync -L "$merge_repo/$merge_head" "$TMP_HEAD" || exit 1
+ head=$(git-rev-parse TMP_HEAD)
+ rm -f "$TMP_HEAD"
+ rsync -avz --ignore-existing "$merge_repo/objects/" "$GIT_OBJECT_DIRECTORY/"
+ ;;
+*)
+ head=$(git-fetch-pack "$merge_repo" "$merge_head")
+ ;;
+esac || exit 1