$ git clone -n https://gitee.com/mgb01105731/libisoburn_2.git /var/lib/mock/dist-an23.3-build-420074-72884/root/chroot_tmpdir/scmroot/libisoburn_2
Cloning into '/var/lib/mock/dist-an23.3-build-420074-72884/root/chroot_tmpdir/scmroot/libisoburn_2'...
$ git fetch origin 7c6c9d4ef787f9adfcc3747027d6eadad210ce64:KOJI_FETCH_HEAD
From https://gitee.com/mgb01105731/libisoburn_2
 * [new ref]         7c6c9d4ef787f9adfcc3747027d6eadad210ce64 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7c6c9d4 Update to 1.5.6 from 1.5.4