$ git clone -n https://gitee.com/wenyuzifang/python-attrs.git /var/lib/mock/dist-an23-build-463499-73836/root/chroot_tmpdir/scmroot/python-attrs
Cloning into '/var/lib/mock/dist-an23-build-463499-73836/root/chroot_tmpdir/scmroot/python-attrs'...
$ git fetch origin e6d6857e38c8d2c03f3005b43036e635629f21a9:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/python-attrs
 * [new ref]         e6d6857e38c8d2c03f3005b43036e635629f21a9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e6d6857 Update code from upstream