$ git clone -n https://src.fedoraproject.org/rpms/perl-Catalyst-Plugin-Static-Simple.git /var/lib/mock/f45-build-22151-590/root/chroot_tmpdir/scmroot/perl-Catalyst-Plugin-Static-Simple
Cloning into '/var/lib/mock/f45-build-22151-590/root/chroot_tmpdir/scmroot/perl-Catalyst-Plugin-Static-Simple'...
$ git fetch origin aa97e39cb9be283ab9d4f1b1698624436eb0e0fd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Catalyst-Plugin-Static-Simple
 * [new ref]         aa97e39cb9be283ab9d4f1b1698624436eb0e0fd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at aa97e39 Update to 0.38