$ git clone -n https://gitee.com/lizhao2025/libisoburn.git /var/lib/mock/dist-an23-build-500267-74764/root/chroot_tmpdir/scmroot/libisoburn
Cloning into '/var/lib/mock/dist-an23-build-500267-74764/root/chroot_tmpdir/scmroot/libisoburn'...
$ git fetch origin 27c3eaeebce53740ad8f7b5284ec10fe4938212a:KOJI_FETCH_HEAD
From https://gitee.com/lizhao2025/libisoburn
 * [new ref]         27c3eaeebce53740ad8f7b5284ec10fe4938212a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 27c3eae Update code from upstream