$ git clone -n https://src.fedoraproject.org/rpms/perl-IPC-DirQueue.git /var/lib/mock/f45-build-24200-602/root/chroot_tmpdir/scmroot/perl-IPC-DirQueue
Cloning into '/var/lib/mock/f45-build-24200-602/root/chroot_tmpdir/scmroot/perl-IPC-DirQueue'...
$ git fetch origin c94c05d61c75c812938d663de02dda4407bdc066:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-IPC-DirQueue
 * [new ref]         c94c05d61c75c812938d663de02dda4407bdc066 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c94c05d Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild