$ git clone -n https://gitee.com/mgb01105731/maven-shared-io_1.git /var/lib/mock/dist-an23-build-337188-69705/root/chroot_tmpdir/scmroot/maven-shared-io_1
Cloning into '/var/lib/mock/dist-an23-build-337188-69705/root/chroot_tmpdir/scmroot/maven-shared-io_1'...
$ git fetch origin c81bdd1cc011bd40ba3f9c82a8269811a0b4e11a:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/maven-shared-io_1
 * [new ref]         c81bdd1cc011bd40ba3f9c82a8269811a0b4e11a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c81bdd1 rebuild