$ git clone -n https://src.fedoraproject.org/rpms/perl-DBICx-TestDatabase.git /var/lib/mock/f45-build-22718-593/root/chroot_tmpdir/scmroot/perl-DBICx-TestDatabase
Cloning into '/var/lib/mock/f45-build-22718-593/root/chroot_tmpdir/scmroot/perl-DBICx-TestDatabase'...
$ git fetch origin d970cd26344763b955f95dd6a0588221be715582:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-DBICx-TestDatabase
 * [new ref]         d970cd26344763b955f95dd6a0588221be715582 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d970cd2 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild