$ git clone -n https://gitee.com/gordonwwang/cargo-c.git /var/lib/mock/dist-ocs23-build-263630-25364/root/chroot_tmpdir/scmroot/cargo-c
Cloning into '/var/lib/mock/dist-ocs23-build-263630-25364/root/chroot_tmpdir/scmroot/cargo-c'...
$ git fetch origin HEAD:KOJI_FETCH_HEAD
From https://gitee.com/gordonwwang/cargo-c
 * [new ref]         HEAD       -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 20625ab rm patch