$ git clone -n https://src.fedoraproject.org/rpms/perl-Parse-DebControl.git /var/lib/mock/f45-build-25661-612/root/chroot_tmpdir/scmroot/perl-Parse-DebControl
Cloning into '/var/lib/mock/f45-build-25661-612/root/chroot_tmpdir/scmroot/perl-Parse-DebControl'...
$ git fetch origin 9dcf464ca93454b554f04900ccdcbc38c1f08081:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Parse-DebControl
 * [new ref]         9dcf464ca93454b554f04900ccdcbc38c1f08081 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9dcf464 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild