$ git clone -n https://src.fedoraproject.org/rpms/perl-MooseX-RelatedClassRoles.git /var/lib/mock/f41-build-side-1-2905242-34713/root/chroot_tmpdir/scmroot/perl-MooseX-RelatedClassRoles
Cloning into '/var/lib/mock/f41-build-side-1-2905242-34713/root/chroot_tmpdir/scmroot/perl-MooseX-RelatedClassRoles'...
$ git fetch origin 108db4385534a779a2c0983bc89cb701d0061328:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-MooseX-RelatedClassRoles
 * [new ref]         108db4385534a779a2c0983bc89cb701d0061328 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 108db43 convert GPL+ or Artistic license to SPDX