$ git clone -n https://gitee.com/fundawang/compiler-rt.git /var/lib/mock/dist-an23-build-293948-65200/root/chroot_tmpdir/scmroot/compiler-rt
Cloning into '/var/lib/mock/dist-an23-build-293948-65200/root/chroot_tmpdir/scmroot/compiler-rt'...
$ git fetch origin fcb66c403de34bdd712ab4ae6e50f1892799e640:KOJI_FETCH_HEAD
From https://gitee.com/fundawang/compiler-rt
 * [new ref]         fcb66c403de34bdd712ab4ae6e50f1892799e640 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fcb66c4 16.0.6