$ git clone -n https://gitee.com/fundawang/git.git /var/lib/mock/dist-an23-build-323351-68472/root/chroot_tmpdir/scmroot/git
Cloning into '/var/lib/mock/dist-an23-build-323351-68472/root/chroot_tmpdir/scmroot/git'...
$ git fetch origin 03b7de71893c8cf0d66b5b3fb3e8bce1539e19ee:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/git
 * [new ref]         03b7de71893c8cf0d66b5b3fb3e8bce1539e19ee -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 03b7de7 2.42.0