$ git clone -n https://gitee.com/src-opencloudos-rpms/rhc.git /var/lib/mock/dist-oc8-build-253197-84266/root/chroot_tmpdir/scmroot/rhc
Cloning into '/var/lib/mock/dist-oc8-build-253197-84266/root/chroot_tmpdir/scmroot/rhc'...
$ git fetch origin 5d82e29958890210ec50ed22aa512a5b2ef7e02e:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/rhc
 * [new ref]         5d82e29958890210ec50ed22aa512a5b2ef7e02e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5d82e29 import rhc-0.2.5-13.tl3