$ git clone -n https://src.fedoraproject.org/rpms/perl-Test-NeedsDisplay.git /var/lib/mock/f41-build-1108217-20093/root/chroot_tmpdir/scmroot/perl-Test-NeedsDisplay
Cloning into '/var/lib/mock/f41-build-1108217-20093/root/chroot_tmpdir/scmroot/perl-Test-NeedsDisplay'...
$ git fetch origin 5d3aaa892df57bf9842e7da79524bbb2fd3f3368:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Test-NeedsDisplay
 * [new ref]         5d3aaa892df57bf9842e7da79524bbb2fd3f3368 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5d3aaa8 Eliminate use of obsolete %patchN syntax (#2283636)