$ git clone -n https://gitee.com/Weisson/vsftpd_1769998477.git /var/lib/mock/dist-an23-build-510575-75048/root/chroot_tmpdir/scmroot/vsftpd_1769998477
Cloning into '/var/lib/mock/dist-an23-build-510575-75048/root/chroot_tmpdir/scmroot/vsftpd_1769998477'...
$ git fetch origin ab63a96b7e928bf8f950ad55f81e095b0c9ae5e5:KOJI_FETCH_HEAD
From https://gitee.com/Weisson/vsftpd_1769998477
 * [new ref]         ab63a96b7e928bf8f950ad55f81e095b0c9ae5e5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ab63a96 Update code from upstream