$ git clone -n https://gitee.com/zhangwenlong01/perl-GD.git /var/lib/mock/dist-an23-build-504551-74854/root/chroot_tmpdir/scmroot/perl-GD
Cloning into '/var/lib/mock/dist-an23-build-504551-74854/root/chroot_tmpdir/scmroot/perl-GD'...
$ git fetch origin e1b37b7b5102ae2158dd9cc1b6066d778c8d95fe:KOJI_FETCH_HEAD
From https://gitee.com/zhangwenlong01/perl-GD
 * [new ref]         e1b37b7b5102ae2158dd9cc1b6066d778c8d95fe -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e1b37b7 rebuild for loongarch64