$ git clone -n https://src.fedoraproject.org/rpms/perl-Ima-DBI.git /var/lib/mock/f45-build-24243-602/root/chroot_tmpdir/scmroot/perl-Ima-DBI
Cloning into '/var/lib/mock/f45-build-24243-602/root/chroot_tmpdir/scmroot/perl-Ima-DBI'...
$ git fetch origin c9b0f764cb0b152d4a445d073a9e724d8cc66dae:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Ima-DBI
 * [new ref]         c9b0f764cb0b152d4a445d073a9e724d8cc66dae -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c9b0f76 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild