$ git clone -n https://src.fedoraproject.org/rpms/perl-Devel-Profiler.git /var/lib/mock/f45-build-23159-596/root/chroot_tmpdir/scmroot/perl-Devel-Profiler
Cloning into '/var/lib/mock/f45-build-23159-596/root/chroot_tmpdir/scmroot/perl-Devel-Profiler'...
$ git fetch origin 98660665216124a84b0ba8f8e930fb660db6c8c6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Devel-Profiler
 * [new ref]         98660665216124a84b0ba8f8e930fb660db6c8c6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9866066 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild