$ git clone -n https://gitee.com/src-opencloudos-rpms/ghostscript.git /var/lib/mock/dist-oc9-build-251054-84067/root/chroot_tmpdir/scmroot/ghostscript
Cloning into '/var/lib/mock/dist-oc9-build-251054-84067/root/chroot_tmpdir/scmroot/ghostscript'...
$ git fetch origin c2a87e359f4f99bf3e107b8b26fc5dfffc38552f:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/ghostscript
 * [new ref]         c2a87e359f4f99bf3e107b8b26fc5dfffc38552f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c2a87e3 import ghostscript-10.02.1-14.tl4