$ git clone -n https://gitee.com/fundawang/mariadb-connector-c.git /var/lib/mock/dist-an23-build-313969-67456/root/chroot_tmpdir/scmroot/mariadb-connector-c
Cloning into '/var/lib/mock/dist-an23-build-313969-67456/root/chroot_tmpdir/scmroot/mariadb-connector-c'...
$ git fetch origin be6e3c80b57a0edfe67dc0c7b0fb608913734591:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/mariadb-connector-c
 * [new ref]         be6e3c80b57a0edfe67dc0c7b0fb608913734591 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at be6e3c8 3.3.7