$ git clone -n https://src.fedoraproject.org/rpms/perl-Params-Check.git /var/lib/mock/f45-build-25647-612/root/chroot_tmpdir/scmroot/perl-Params-Check
Cloning into '/var/lib/mock/f45-build-25647-612/root/chroot_tmpdir/scmroot/perl-Params-Check'...
$ git fetch origin 1c682883fabc6642e7f87fa38accbac1a6f8fda1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Params-Check
 * [new ref]         1c682883fabc6642e7f87fa38accbac1a6f8fda1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1c68288 Increase release to favour standalone package