$ git clone -n https://gitee.com/newstart-gdlc/nde-build-tools.git /var/lib/mock/dist-an23-nde-build-497947-73607/root/chroot_tmpdir/scmroot/nde-build-tools
Cloning into '/var/lib/mock/dist-an23-nde-build-497947-73607/root/chroot_tmpdir/scmroot/nde-build-tools'...
$ git fetch origin 04a129bed316fbc691129d08f70546a30dbedf3a:KOJI_FETCH_HEAD
From https://gitee.com/newstart-gdlc/nde-build-tools
 * [new ref]         04a129bed316fbc691129d08f70546a30dbedf3a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 04a129b Modify spec file