$ git clone -n https://src.fedoraproject.org/rpms/perl-ExtUtils-H2PM.git /var/lib/mock/f45-build-23396-597/root/chroot_tmpdir/scmroot/perl-ExtUtils-H2PM
Cloning into '/var/lib/mock/f45-build-23396-597/root/chroot_tmpdir/scmroot/perl-ExtUtils-H2PM'...
$ git fetch origin dc1afad4021ffd0f8ebcc4d735431ad79ffa028c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-ExtUtils-H2PM
 * [new ref]         dc1afad4021ffd0f8ebcc4d735431ad79ffa028c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dc1afad Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild