$ git clone -n https://src.fedoraproject.org/rpms/perl-XS-Parse-Sublike.git /var/lib/mock/f40-build-2212980-52308/root/chroot_tmpdir/scmroot/perl-XS-Parse-Sublike
Cloning into '/var/lib/mock/f40-build-2212980-52308/root/chroot_tmpdir/scmroot/perl-XS-Parse-Sublike'...
$ git fetch origin bdc97e4fad7fe000a90828a1db093c5586374c2b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-XS-Parse-Sublike
 * [new ref]         bdc97e4fad7fe000a90828a1db093c5586374c2b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bdc97e4 0.21 bump