$ git clone -n https://src.fedoraproject.org/rpms/perl-Test-Fake-HTTPD.git /var/lib/mock/f41-build-1108203-20093/root/chroot_tmpdir/scmroot/perl-Test-Fake-HTTPD
Cloning into '/var/lib/mock/f41-build-1108203-20093/root/chroot_tmpdir/scmroot/perl-Test-Fake-HTTPD'...
$ git fetch origin bf17f5fa0ddfd2586c71ce19dcb2b47ae50c3594:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Test-Fake-HTTPD
 * [new ref]         bf17f5fa0ddfd2586c71ce19dcb2b47ae50c3594 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bf17f5f Eliminate use of obsolete %patchN syntax (#2283636)