$ git clone -n https://src.fedoraproject.org/rpms/golang-github-aliyun-cli.git /var/lib/mock/f39-build-1511151-35519/root/chroot_tmpdir/scmroot/golang-github-aliyun-cli
Cloning into '/var/lib/mock/f39-build-1511151-35519/root/chroot_tmpdir/scmroot/golang-github-aliyun-cli'...
$ git fetch origin f307df11c8704770788cad6375287aee607b9cb7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-aliyun-cli
 * [new ref]         f307df11c8704770788cad6375287aee607b9cb7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f307df1 correct SPDX formula