$ git clone -n https://src.fedoraproject.org/rpms/perl-Test-NoBreakpoints.git /var/lib/mock/f41-build-1211683-22574/root/chroot_tmpdir/scmroot/perl-Test-NoBreakpoints
Cloning into '/var/lib/mock/f41-build-1211683-22574/root/chroot_tmpdir/scmroot/perl-Test-NoBreakpoints'...
$ git fetch origin 1912583e1c2b726d25a4a3411b2f6df0e756c9a2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Test-NoBreakpoints
 * [new ref]         1912583e1c2b726d25a4a3411b2f6df0e756c9a2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1912583 Eliminate use of obsolete %patchN syntax (#2283636)