$ git clone -n https://src.fedoraproject.org/rpms/perl-Syntax-Operator-Equ.git /var/lib/mock/f41-build-1046620-19094/root/chroot_tmpdir/scmroot/perl-Syntax-Operator-Equ
Cloning into '/var/lib/mock/f41-build-1046620-19094/root/chroot_tmpdir/scmroot/perl-Syntax-Operator-Equ'...
$ git fetch origin cfbf7e61a93e32c393b585a10a5b6b24a725f2ea:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Syntax-Operator-Equ
 * [new ref]         cfbf7e61a93e32c393b585a10a5b6b24a725f2ea -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cfbf7e6 Perl 5.40 re-rebuild of bootstrapped packages