$ git clone -n https://gitee.com/ywyw22/python-pycparser /var/lib/mock/dist-an8.6-build-186770-60586/root/chroot_tmpdir/scmroot/python-pycparser
Cloning into '/var/lib/mock/dist-an8.6-build-186770-60586/root/chroot_tmpdir/scmroot/python-pycparser'...
$ git fetch origin b2d8913bb16131e581b4599862d0d187b16d84fd:KOJI_FETCH_HEAD
From https://gitee.com/ywyw22/python-pycparser
 * [new ref]         b2d8913bb16131e581b4599862d0d187b16d84fd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b2d8913 Init package from upstream v2.21