$ git clone -n https://gitee.com/wenjie2025/postfix_1772708660.git /var/lib/mock/dist-an23-build-517572-75351/root/chroot_tmpdir/scmroot/postfix_1772708660
Cloning into '/var/lib/mock/dist-an23-build-517572-75351/root/chroot_tmpdir/scmroot/postfix_1772708660'...
$ git fetch origin 9a3ba00adaa352cf2a5c18b3bc73f5af678a1f81:KOJI_FETCH_HEAD
From https://gitee.com/wenjie2025/postfix_1772708660
 * [new ref]         9a3ba00adaa352cf2a5c18b3bc73f5af678a1f81 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9a3ba00 Update code from upstream