$ git clone -n https://gitee.com/src-opencloudos-rpms/libssh.git /var/lib/mock/dist-oc9-build-215224-80838/root/chroot_tmpdir/scmroot/libssh
Cloning into '/var/lib/mock/dist-oc9-build-215224-80838/root/chroot_tmpdir/scmroot/libssh'...
$ git fetch origin e492bf156e548c12b9c24c90a7de0979639c758d:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libssh
 * [new ref]         e492bf156e548c12b9c24c90a7de0979639c758d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e492bf1 import libssh-0.10.5-6.tl4