$ git clone -n https://gitee.com/zhonglingh/python-gast.git /var/lib/mock/dist-an23-epao-build-350848-70782/root/chroot_tmpdir/scmroot/python-gast
Cloning into '/var/lib/mock/dist-an23-epao-build-350848-70782/root/chroot_tmpdir/scmroot/python-gast'...
$ git fetch origin 6e9cb559b5845b2b71ca9f9ccefd63021a0683f9:KOJI_FETCH_HEAD
From https://gitee.com/zhonglingh/python-gast
 * [new ref]         6e9cb559b5845b2b71ca9f9ccefd63021a0683f9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6e9cb55 upgrade to 0.5.4