$ git clone -n https://gitee.com/wenyuzifang/netpbm.git /var/lib/mock/dist-an23-build-485501-74348/root/chroot_tmpdir/scmroot/netpbm
Cloning into '/var/lib/mock/dist-an23-build-485501-74348/root/chroot_tmpdir/scmroot/netpbm'...
$ git fetch origin 78ada37b7b1e09ffea2796accf32c2f8c0a0dbc1:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/netpbm
 * [new ref]         78ada37b7b1e09ffea2796accf32c2f8c0a0dbc1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 78ada37 Update code from upstream