$ git clone -n https://gitee.com/wenyuzifang/go-rpm-macros.git /var/lib/mock/dist-an23-build-485963-74348/root/chroot_tmpdir/scmroot/go-rpm-macros
Cloning into '/var/lib/mock/dist-an23-build-485963-74348/root/chroot_tmpdir/scmroot/go-rpm-macros'...
$ git fetch origin 6e20bec5d004c8c516999bb6e467ec0e8fd8f52a:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/go-rpm-macros
 * [new ref]         6e20bec5d004c8c516999bb6e467ec0e8fd8f52a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6e20bec Update code from upstream