$ git clone -n https://gitee.com/huajingyun/gperftools_1.git /var/lib/mock/dist-an23-build-314456-67535/root/chroot_tmpdir/scmroot/gperftools_1
Cloning into '/var/lib/mock/dist-an23-build-314456-67535/root/chroot_tmpdir/scmroot/gperftools_1'...
$ git fetch origin fa579c0efd0fd366f723d9eb7b402678ccdd4fd5:KOJI_FETCH_HEAD
From https://gitee.com/huajingyun/gperftools_1
 * [new ref]         fa579c0efd0fd366f723d9eb7b402678ccdd4fd5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fa579c0 fix build error on loongarch64