$ git clone -n https://src.fedoraproject.org/rpms/perl-ExtUtils-MakeMaker.git /var/lib/mock/f41-build-815798-149783/root/chroot_tmpdir/scmroot/perl-ExtUtils-MakeMaker
Cloning into '/var/lib/mock/f41-build-815798-149783/root/chroot_tmpdir/scmroot/perl-ExtUtils-MakeMaker'...
$ git fetch origin 7d2e7dd8d1ff0fac82d4d2810d207d1fac9eb7e8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-ExtUtils-MakeMaker
 * [new ref]         7d2e7dd8d1ff0fac82d4d2810d207d1fac9eb7e8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7d2e7dd Increase release to favour standalone package