$ git clone -n https://src.fedoraproject.org/rpms/pscan.git /var/lib/mock/f41-build-1030927-18489/root/chroot_tmpdir/scmroot/pscan
Cloning into '/var/lib/mock/f41-build-1030927-18489/root/chroot_tmpdir/scmroot/pscan'...
$ git fetch origin 5e757b0cd3c1f5ab9a203a7d521f232dd8e72b68:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pscan
 * [new ref]         5e757b0cd3c1f5ab9a203a7d521f232dd8e72b68 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5e757b0 Eliminate use of obsolete %patchN syntax (#2283636)