$ git clone -n https://src.fedoraproject.org/rpms/perl-IO-Pager.git /var/lib/mock/f41-build-766317-13472/root/chroot_tmpdir/scmroot/perl-IO-Pager
Cloning into '/var/lib/mock/f41-build-766317-13472/root/chroot_tmpdir/scmroot/perl-IO-Pager'...
$ git fetch origin 59e7fafce8c11527bfb45a4fc07d955958d46c7e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-IO-Pager
 * [new ref]         59e7fafce8c11527bfb45a4fc07d955958d46c7e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 59e7faf Eliminate use of obsolete %patchN syntax (#2283636)