$ git clone -n https://gitee.com/lizhao2025/isomd5sum.git /var/lib/mock/dist-an23-build-499883-74764/root/chroot_tmpdir/scmroot/isomd5sum
Cloning into '/var/lib/mock/dist-an23-build-499883-74764/root/chroot_tmpdir/scmroot/isomd5sum'...
$ git fetch origin 0d86abf0b14602e97514be707de7412e4feb4c1c:KOJI_FETCH_HEAD
From https://gitee.com/lizhao2025/isomd5sum
 * [new ref]         0d86abf0b14602e97514be707de7412e4feb4c1c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0d86abf Update code from upstream