$ git clone -n https://src.fedoraproject.org/rpms/perl-IO-LockedFile.git /var/lib/mock/f45-build-24158-602/root/chroot_tmpdir/scmroot/perl-IO-LockedFile
Cloning into '/var/lib/mock/f45-build-24158-602/root/chroot_tmpdir/scmroot/perl-IO-LockedFile'...
$ git fetch origin d84fcab56f54364be6e395d7921d64e85312450a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-IO-LockedFile
 * [new ref]         d84fcab56f54364be6e395d7921d64e85312450a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d84fcab Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild