$ git clone -n https://gitee.com/fundawang/gtk3.git /var/lib/mock/dist-an23-build-353353-71018/root/chroot_tmpdir/scmroot/gtk3
Cloning into '/var/lib/mock/dist-an23-build-353353-71018/root/chroot_tmpdir/scmroot/gtk3'...
$ git fetch origin aeb3ed65d9aee990b680e4e26e748a1d495d5145:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/gtk3
 * [new ref]         aeb3ed65d9aee990b680e4e26e748a1d495d5145 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at aeb3ed6 3.24.41