$ git clone -n https://gitee.com/src-opencloudos-rpms/squid.git /var/lib/mock/dist-oc9-build-253594-84314/root/chroot_tmpdir/scmroot/squid
Cloning into '/var/lib/mock/dist-oc9-build-253594-84314/root/chroot_tmpdir/scmroot/squid'...
$ git fetch origin 17fd52cc33988c1ce5d04df81dd3c66fe1457b43:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/squid
 * [new ref]         17fd52cc33988c1ce5d04df81dd3c66fe1457b43 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 17fd52c import squid-6.5-12.tl4