$ git clone -n https://gitee.com/src-opencloudos-rpms/fontconfig.git /var/lib/mock/dist-oc9-build-214970-80811/root/chroot_tmpdir/scmroot/fontconfig
Cloning into '/var/lib/mock/dist-oc9-build-214970-80811/root/chroot_tmpdir/scmroot/fontconfig'...
$ git fetch origin a100afc850a234d660232362ccc70623d7554cb2:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/fontconfig
 * [new ref]         a100afc850a234d660232362ccc70623d7554cb2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a100afc import fontconfig-2.14.2-20.tl4