$ git clone -n https://gitee.com/src-opencloudos-rpms/kexec-tools.git /var/lib/mock/dist-oc9-build-118179-68883/root/chroot_tmpdir/scmroot/kexec-tools
Cloning into '/var/lib/mock/dist-oc9-build-118179-68883/root/chroot_tmpdir/scmroot/kexec-tools'...
$ git fetch origin 0f1ef9d8325bac98cb5dc5c82faafdda7e44d9ff:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/kexec-tools
 * [new ref]         0f1ef9d8325bac98cb5dc5c82faafdda7e44d9ff -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0f1ef9d import kexec-tools-2.0.26-11.tl4