$ git clone -n https://src.fedoraproject.org/rpms/perl-ExtUtils-AutoInstall.git /var/lib/mock/f41-build-800535-13676/root/chroot_tmpdir/scmroot/perl-ExtUtils-AutoInstall
Cloning into '/var/lib/mock/f41-build-800535-13676/root/chroot_tmpdir/scmroot/perl-ExtUtils-AutoInstall'...
$ git fetch origin d342f950a8aca593e58e9ac4035ef2021465890e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-ExtUtils-AutoInstall
 * [new ref]         d342f950a8aca593e58e9ac4035ef2021465890e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d342f95 Eliminate use of obsolete %patchN syntax (#2283636)