$ git clone -n https://gitee.com/opencloudos-stream/mariadb-connector-c.git /var/lib/mock/dist-ocs23-rebuild-test-0-build-245649-23651/root/chroot_tmpdir/scmroot/mariadb-connector-c
Cloning into '/var/lib/mock/dist-ocs23-rebuild-test-0-build-245649-23651/root/chroot_tmpdir/scmroot/mariadb-connector-c'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/mariadb-connector-c
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b844211 Rebuilt for loongarch release