$ git clone -n https://gitee.com/wency_cn/vsftpd_1767162870.git /var/lib/mock/dist-an23-build-502915-74825/root/chroot_tmpdir/scmroot/vsftpd_1767162870
Cloning into '/var/lib/mock/dist-an23-build-502915-74825/root/chroot_tmpdir/scmroot/vsftpd_1767162870'...
$ git fetch origin 020eb25d8ffc9477384426979005480f50262f00:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/vsftpd_1767162870
 * [new ref]         020eb25d8ffc9477384426979005480f50262f00 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 020eb25 Update code from upstream