$ git clone -n https://src.fedoraproject.org/rpms/perl-MooseX-Types-DateTime-ButMaintained.git /var/lib/mock/f41-build-1287160-23295/root/chroot_tmpdir/scmroot/perl-MooseX-Types-DateTime-ButMaintained
Cloning into '/var/lib/mock/f41-build-1287160-23295/root/chroot_tmpdir/scmroot/perl-MooseX-Types-DateTime-ButMaintained'...
$ git fetch origin 7328f263c6ab6e4af0c721e61ac82c9481b8b16d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-MooseX-Types-DateTime-ButMaintained
 * [new ref]         7328f263c6ab6e4af0c721e61ac82c9481b8b16d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7328f26 Eliminate use of obsolete %patchN syntax (#2283636)