$ git clone -n https://gitee.com/hongwei-qin/gnome-autoar.git /var/lib/mock/dist-an8.9-build-389107-72013/root/chroot_tmpdir/scmroot/gnome-autoar
Cloning into '/var/lib/mock/dist-an8.9-build-389107-72013/root/chroot_tmpdir/scmroot/gnome-autoar'...
$ git fetch origin 2eff32b5be10f7f789ec5a1836a96bd597509a44:KOJI_FETCH_HEAD
From https://gitee.com/hongwei-qin/gnome-autoar
 * [new ref]         2eff32b5be10f7f789ec5a1836a96bd597509a44 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2eff32b try GB18030 while extract