$ git clone -n https://gitee.com/rabbitali/mupdf.git /var/lib/mock/dist-an23-build-521728-76205/root/chroot_tmpdir/scmroot/mupdf
Cloning into '/var/lib/mock/dist-an23-build-521728-76205/root/chroot_tmpdir/scmroot/mupdf'...
$ git fetch origin 36d2d46c2803b6058d859515fc06de7928ef4750:KOJI_FETCH_HEAD
From https://gitee.com/rabbitali/mupdf
 * [new ref]         36d2d46c2803b6058d859515fc06de7928ef4750 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 36d2d46 Rebuild: Release 5