$ git clone -n https://gitee.com/wenyuzifang/libatomic_ops.git /var/lib/mock/dist-an23-build-449967-73445/root/chroot_tmpdir/scmroot/libatomic_ops
Cloning into '/var/lib/mock/dist-an23-build-449967-73445/root/chroot_tmpdir/scmroot/libatomic_ops'...
$ git fetch origin 7fd4181cf47fcb893f4b91d3c0af590324841acd:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/libatomic_ops
 * [new ref]         7fd4181cf47fcb893f4b91d3c0af590324841acd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7fd4181 Update code from upstream