$ git clone -n https://gitee.com/zhangwenlong01/polardb.git /var/lib/mock/dist-an23-build-304272-66076/root/chroot_tmpdir/scmroot/polardb
Cloning into '/var/lib/mock/dist-an23-build-304272-66076/root/chroot_tmpdir/scmroot/polardb'...
$ git fetch origin 4461d00abcc297453d82563cac7255771d50aa13:KOJI_FETCH_HEAD
From https://gitee.com/zhangwenlong01/polardb
 * [new ref]         4461d00abcc297453d82563cac7255771d50aa13 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4461d00 disable spinlocks for loongarch64