$ git clone -n https://gitee.com/wenyuzifang/libisofs.git /var/lib/mock/dist-an23-build-485321-74348/root/chroot_tmpdir/scmroot/libisofs
Cloning into '/var/lib/mock/dist-an23-build-485321-74348/root/chroot_tmpdir/scmroot/libisofs'...
$ git fetch origin 348cd103ce10f2d7ee327de2b864cb154a97c352:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/libisofs
 * [new ref]         348cd103ce10f2d7ee327de2b864cb154a97c352 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 348cd10 Update code from upstream