$ git clone -n https://gitee.com/opencloudos-stream/python-greenlet.git /var/lib/mock/dist-oc9-epol-build-65857-16665/root/chroot_tmpdir/scmroot/python-greenlet
Cloning into '/var/lib/mock/dist-oc9-epol-build-65857-16665/root/chroot_tmpdir/scmroot/python-greenlet'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/python-greenlet
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b489f04 !1 升级到3.0.0 Merge pull request !1 from jeremiazhao/master