$ git clone -n https://src.fedoraproject.org/rpms/perl-Config-Record.git /var/lib/mock/f41-build-1250848-22988/root/chroot_tmpdir/scmroot/perl-Config-Record
Cloning into '/var/lib/mock/f41-build-1250848-22988/root/chroot_tmpdir/scmroot/perl-Config-Record'...
$ git fetch origin a2c63252bf21ae6e97392c22b48bf4099ec927cc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Config-Record
 * [new ref]         a2c63252bf21ae6e97392c22b48bf4099ec927cc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a2c6325 Eliminate use of obsolete %patchN syntax (#2283636)