$ git clone -n https://gitee.com/mgb01105731/docbook5-schemas.git /var/lib/mock/dist-an8.10-build-526608-78708/root/chroot_tmpdir/scmroot/docbook5-schemas
Cloning into '/var/lib/mock/dist-an8.10-build-526608-78708/root/chroot_tmpdir/scmroot/docbook5-schemas'...
$ git fetch origin dd077fc7b3856056e6b9f6c4bfbd8a2a76f733ad:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/docbook5-schemas
 * [new ref]         dd077fc7b3856056e6b9f6c4bfbd8a2a76f733ad -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dd077fc Init package