$ git clone -n https://gitee.com/src-opencloudos-rpms/mysql.git /var/lib/mock/dist-oc9-build-124878-74486/root/chroot_tmpdir/scmroot/mysql
Cloning into '/var/lib/mock/dist-oc9-build-124878-74486/root/chroot_tmpdir/scmroot/mysql'...
$ git fetch origin bdbb99becf0adddbcf7bfd7dd6414e43fe6c7cab:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/mysql
 * [new ref]         bdbb99becf0adddbcf7bfd7dd6414e43fe6c7cab -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bdbb99b import mysql-8.0.41-2.tl4