$ git clone -n https://src.fedoraproject.org/rpms/perl-Algorithm-FastPermute.git /var/lib/mock/f45-build-21651-587/root/chroot_tmpdir/scmroot/perl-Algorithm-FastPermute
Cloning into '/var/lib/mock/f45-build-21651-587/root/chroot_tmpdir/scmroot/perl-Algorithm-FastPermute'...
$ git fetch origin e4bc07c99549618face91574f6f585957c45c530:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Algorithm-FastPermute
 * [new ref]         e4bc07c99549618face91574f6f585957c45c530 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e4bc07c Perl 5.44 rebuild