$ git clone -n https://gitee.com/zhaohang_mskdxl/gtk3.git /var/lib/mock/dist-an23.3-build-419027-72882/root/chroot_tmpdir/scmroot/gtk3
Cloning into '/var/lib/mock/dist-an23.3-build-419027-72882/root/chroot_tmpdir/scmroot/gtk3'...
$ git fetch origin cec379b7d162ab148327e470608e723aeac58a4b:KOJI_FETCH_HEAD
From https://gitee.com/zhaohang_mskdxl/gtk3
 * [new ref]         cec379b7d162ab148327e470608e723aeac58a4b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cec379b update to gtk3-3.24.43