$ git clone -n https://gitee.com/wenjie2025/sendmail_1770414103.git /var/lib/mock/dist-an23-build-512242-75090/root/chroot_tmpdir/scmroot/sendmail_1770414103
Cloning into '/var/lib/mock/dist-an23-build-512242-75090/root/chroot_tmpdir/scmroot/sendmail_1770414103'...
$ git fetch origin b5c9b6b6c3552c3894cba727b8de84127bfb49f4:KOJI_FETCH_HEAD
From https://gitee.com/wenjie2025/sendmail_1770414103
 * [new ref]         b5c9b6b6c3552c3894cba727b8de84127bfb49f4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b5c9b6b Update code from upstream