$ git clone -n https://src.fedoraproject.org/rpms/perl-Web-Paste-Simple.git /var/lib/mock/f41-build-1046742-19100/root/chroot_tmpdir/scmroot/perl-Web-Paste-Simple
Cloning into '/var/lib/mock/f41-build-1046742-19100/root/chroot_tmpdir/scmroot/perl-Web-Paste-Simple'...
$ git fetch origin d0812aca498cad068df24142bd98fab0603cef89:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Web-Paste-Simple
 * [new ref]         d0812aca498cad068df24142bd98fab0603cef89 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d0812ac Eliminate use of obsolete %patchN syntax (#2283636)