$ git clone -n https://gitee.com/gcdota930915/cloud-init.git /var/lib/mock/dist-an7-build-93847-44207/root/chroot_tmpdir/scmroot/cloud-init
Cloning into '/var/lib/mock/dist-an7-build-93847-44207/root/chroot_tmpdir/scmroot/cloud-init'...
$ git reset --hard origin/mainline-a7
HEAD is now at e662fd0 Init ECS specified python2 version