$ git clone -n https://gitee.com/lizhao2025/libexif.git /var/lib/mock/dist-an23-build-499974-74764/root/chroot_tmpdir/scmroot/libexif
Cloning into '/var/lib/mock/dist-an23-build-499974-74764/root/chroot_tmpdir/scmroot/libexif'...
$ git fetch origin c6e6b10dd080e595dbeeba7ccd7bf394605a5363:KOJI_FETCH_HEAD
From https://gitee.com/lizhao2025/libexif
 * [new ref]         c6e6b10dd080e595dbeeba7ccd7bf394605a5363 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c6e6b10 Update code from upstream