$ git clone -n https://gitee.com/zhangwenlong01/python3.git /var/lib/mock/dist-an23-build-293099-65148/root/chroot_tmpdir/scmroot/python3
Cloning into '/var/lib/mock/dist-an23-build-293099-65148/root/chroot_tmpdir/scmroot/python3'...
$ git fetch origin 540f8b4a04d493be7905d8edf113525382a22a4a:KOJI_FETCH_HEAD
From https://gitee.com/zhangwenlong01/python3
 * [new ref]         540f8b4a04d493be7905d8edf113525382a22a4a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 540f8b4 add loongarch64 support