$ git clone -n https://gitee.com/opencloudos-stream/imsettings.git /var/lib/mock/dist-oc9-epol-build-65478-16665/root/chroot_tmpdir/scmroot/imsettings
Cloning into '/var/lib/mock/dist-oc9-epol-build-65478-16665/root/chroot_tmpdir/scmroot/imsettings'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/imsettings
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d213644 !2 switched to non-bootstrap building Merge pull request !2 from jeremiazhao/master