$ git clone -n https://gitee.com/src-opencloudos-rpms/libssh2.git /var/lib/mock/dist-oc9-build-70517-47442/root/chroot_tmpdir/scmroot/libssh2
Cloning into '/var/lib/mock/dist-oc9-build-70517-47442/root/chroot_tmpdir/scmroot/libssh2'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libssh2
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fef01b1 import libssh2-1.11.0-2.tl4