$ git clone -n https://gitee.com/alpha-wang/gtk3.git /var/lib/mock/dist-an8.9-build-353565-70802/root/chroot_tmpdir/scmroot/gtk3
Cloning into '/var/lib/mock/dist-an8.9-build-353565-70802/root/chroot_tmpdir/scmroot/gtk3'...
$ git fetch origin aea85485f73d6337907ef1041d65ee2e3837b3b7:KOJI_FETCH_HEAD
From https://gitee.com/alpha-wang/gtk3
 * [new ref]         aea85485f73d6337907ef1041d65ee2e3837b3b7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at aea8548 delete taboo words