$ git clone -n https://src.fedoraproject.org/rpms/perl-Types-DateTime.git /var/lib/mock/f45-build-27255-622/root/chroot_tmpdir/scmroot/perl-Types-DateTime
Cloning into '/var/lib/mock/f45-build-27255-622/root/chroot_tmpdir/scmroot/perl-Types-DateTime'...
$ git fetch origin df70ad7114153e01ad6578abc57a6aa0cc279334:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Types-DateTime
 * [new ref]         df70ad7114153e01ad6578abc57a6aa0cc279334 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at df70ad7 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild