$ git clone -n https://gitee.com/wenyuzifang/shared-mime-info.git /var/lib/mock/dist-an23-build-466548-73981/root/chroot_tmpdir/scmroot/shared-mime-info
Cloning into '/var/lib/mock/dist-an23-build-466548-73981/root/chroot_tmpdir/scmroot/shared-mime-info'...
$ git fetch origin b527312eeb0ff920439ae0d719e0feb75b210ff1:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/shared-mime-info
 * [new ref]         b527312eeb0ff920439ae0d719e0feb75b210ff1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b527312 Update code from upstream