$ git clone -n https://gitee.com/src-opencloudos-rpms/thunderbird /var/lib/mock/dist-oc8-build-57173-15445/root/chroot_tmpdir/scmroot/thunderbird Cloning into '/var/lib/mock/dist-oc8-build-57173-15445/root/chroot_tmpdir/scmroot/thunderbird'... $ git fetch origin oc8:KOJI_FETCH_HEAD From https://gitee.com/src-opencloudos-rpms/thunderbird * [new branch] oc8 -> KOJI_FETCH_HEAD $ git reset --hard KOJI_FETCH_HEAD HEAD is now at 7f47986 debrand