$ git clone -n https://gitee.com/zhangwenlong01/perl-PadWalker.git /var/lib/mock/dist-an23.4-build-505541-74842/root/chroot_tmpdir/scmroot/perl-PadWalker
Cloning into '/var/lib/mock/dist-an23.4-build-505541-74842/root/chroot_tmpdir/scmroot/perl-PadWalker'...
$ git fetch origin b7e842cba8e3659330776a8982954f56890ce685:KOJI_FETCH_HEAD
From https://gitee.com/zhangwenlong01/perl-PadWalker
 * [new ref]         b7e842cba8e3659330776a8982954f56890ce685 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b7e842c rebuild for loongarch64