$ git clone -n https://src.fedoraproject.org/rpms/perl-Authen-Simple-Passwd.git /var/lib/mock/f45-build-21828-588/root/chroot_tmpdir/scmroot/perl-Authen-Simple-Passwd
Cloning into '/var/lib/mock/f45-build-21828-588/root/chroot_tmpdir/scmroot/perl-Authen-Simple-Passwd'...
$ git fetch origin f9cfaf0031f1b9b54a5d8681bbf202f7f42e4ac7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Authen-Simple-Passwd
 * [new ref]         f9cfaf0031f1b9b54a5d8681bbf202f7f42e4ac7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f9cfaf0 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild