$ git clone -n https://gitee.com/src-opencloudos-rpms/etcd.git /var/lib/mock/dist-oc9-build-247080-83520/root/chroot_tmpdir/scmroot/etcd
Cloning into '/var/lib/mock/dist-oc9-build-247080-83520/root/chroot_tmpdir/scmroot/etcd'...
$ git fetch origin 77da6d8292b8c4491768a53c6b709e5e1615ef90:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/etcd
 * [new ref]         77da6d8292b8c4491768a53c6b709e5e1615ef90 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 77da6d8 import etcd-3.5.33-1.tl4