$ git clone -n https://gitee.com/opencloudos-stream/php-pear-Mail-Mime.git /var/lib/mock/dist-oc9-epol-build-77588-52819/root/chroot_tmpdir/scmroot/php-pear-Mail-Mime
Cloning into '/var/lib/mock/dist-oc9-epol-build-77588-52819/root/chroot_tmpdir/scmroot/php-pear-Mail-Mime'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/php-pear-Mail-Mime
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 711b360 package init