$ git clone -n https://src.fedoraproject.org/rpms/perl-DateTime-Format-HTTP.git /var/lib/mock/f45-build-22978-595/root/chroot_tmpdir/scmroot/perl-DateTime-Format-HTTP
Cloning into '/var/lib/mock/f45-build-22978-595/root/chroot_tmpdir/scmroot/perl-DateTime-Format-HTTP'...
$ git fetch origin f4d9c3de865f035917bd309d082ffbc7f725f594:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-DateTime-Format-HTTP
 * [new ref]         f4d9c3de865f035917bd309d082ffbc7f725f594 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f4d9c3d Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild