$ git clone -n https://src.fedoraproject.org/forks/hezhengyu/rpms/perl-Object-Pad.git /var/lib/mock/f41-build-1045372-19054/root/chroot_tmpdir/scmroot/perl-Object-Pad
Cloning into '/var/lib/mock/f41-build-1045372-19054/root/chroot_tmpdir/scmroot/perl-Object-Pad'...
$ git fetch origin 2fe34239b7ce65d2129850e332932e92fa288b51:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/forks/hezhengyu/rpms/perl-Object-Pad
 * [new ref]         2fe34239b7ce65d2129850e332932e92fa288b51 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2fe3423 Bootstrap for riscv64